Michigan State University Archives and Historical Collections
Duplex Truck Company Records
00108
Table of Contents
Summary Information
- Repository
- Michigan State University Archives and Historical Collections
- Creator
- Duplex Truck Company.
- Title
- Duplex Truck Company records
- ID
- 00108
- Date [inclusive]
- 1909-1955
- Extent
- 3.0 Cubic feet , 12 volumes on shelf.
- Language
- English
Preferred Citation note
Researchers wishing to cite this collection should include the following information: "Item title, Collection title, Collection Identifier, Michigan State University Archives & Historical Collections, East Lansing,Michigan".
Historical Note
The Duplex Power Car Company was founded in 1909 in Charlotte, Michigan, and produced mostly trucks and truck-related machinery until it was reorganized into the Duplex Truck Company in 1916. The Duplex Truck Company was a prominent builder and supplier of trucks to private companies as well as government agencies during the years between 1916 and 1955. In 1955 Warner and Swasey Company purchased the Duplex Truck Company and the Duplex division closed in 1975.
Scope and Contents note
This collection consists of the records of the Duplex Power Car Company and the Duplex Truck Company. Included in these records are articles of association, correspondence, patent certificates, reports of audits from 1917 to 1955, as well as profit and loss statements for the same years. Also found in the collection are stock certificates from 1916 to 1955, stockholders records and minute books of meetings, records of agreements regarding labor conditions and land purchase, circuit court records, and other documents relating to the company.
Organization of the Records
These records are organized into 3 series
- The Duplex Power Car Company, 1909-1915
- The Duplex Truck Company, 1916-1955
- Photographs
Administrative Information
Publication Information
Michigan State University Archives and Historical Collections
Conrad Hall888 Wilson Road, Room 101
East Lansing , MI, 48824
517-355-2330
archives@msu.edu
Revision Description
November 2011
Conditions Governing Access note
Collection is open for research.
Legal Status
Copyright: Michigan State University Property Rights: Michigan State University
Conditions Governing Use note
Permission to publish material from this collection must be obtained from University Archives & Historical Collections, Michigan State University.
Custodial History
Gift of Duplex Division, Warner and Swasey Co., 1975-10-17.
Controlled Access Headings
Corporate Name(s)
- Duplex Power Car Company.
- Warner & Swasey.
- Warner & Swasey.
Genre(s)
- Commercial correspondence
- Periodicals
- Photographs
Geographic Name(s)
- Charlotte (Mich.)
Subject(s)
- Advertising -- Automobiles
- Automobile industry and trade
- Automobile industry and trade -- Michigan
- Automobiles -- Parts
- Corporations -- Auditing
- Legal documents
- Stock certificates
- Trucks
Collection Inventory
Duplex Power Car Company 1909-1915 |
||||
Box | Folder | |||
Articles of Association -- September 22, 1909 |
1 | 1 | ||
Assignment of Letters of Patent -- 1909 |
1 | 2 | ||
Patent Certificate - U.S. Motor Vehicles -- 1910 |
1 | 3 | ||
Patent Transfer Agreement - Messler and Bollstrom -- 1911 |
1 | 4 | ||
Report of Audit -- 1911 |
1 | 5 | ||
Certificates of Capital Increase -- 1911, 1915 |
1 | 6 | ||
Loan Certificate -- July 1915 |
1 | 7 | ||
|
||||
Duplex Truck Company 1916-1955 |
||||
Box | ||||
Correspondence |
1 | |||
Box | Folder | |||
Peter A. Lorenz -- December - February 1916 |
1 | 8 | ||
Howard M. Leonard -- 1918 |
1 | 9 | ||
Patents -- November 1918 |
1 | 10 | ||
Newbrough, Harper and Potter -- March 1924 - April 1925 |
1 | 11 | ||
Carl A. Bergmann Case -- May - June 1925 |
1 | 12 | ||
1927 |
1 | 13 | ||
James H. Robinson Case -- December 1938 - August 1940 |
1 | 14 | ||
Michigan Corporation and Securities Commission -- February - June 1941 |
1 | 15 | ||
1942-1953 |
1 | 16 | ||
Sperry Gyroscope Co., Inc. -- 1943-1945 |
1 | 17 | ||
July 1951 - January 1953 |
1 | 18 | ||
Box | Folder | |||
Statement of Organization of Company Duplex Truck Company -- 1916 |
1 | 19 | ||
Articles of Association -- 1916 |
1 | 20-21 | ||
Purchase Agreement, Frank P. Town -- October 1916 |
1 | 22 | ||
Agreements, Frank P. Town -- 1916, 1920 |
1 | 23 | ||
Subscribers Records -- November 1916 |
1 | 24 | ||
Patent Assignment Certificate, Howard M. Leonard -- 1916 |
1 | 25 | ||
Certificate of Letters of Patent -- 1916 |
1 | 26 | ||
Box | ||||
Transfer of Patent Documents |
1 | |||
Box | Folder | |||
1916 |
1 | 27 | ||
1917, 1918 |
1 | 28 | ||
Box | Folder | |||
Assignment of Inventory Certificates -- 1920, 1921 |
1 | 29 | ||
Dyer Patent License and Correspondence -- 1921, 1923, 1924 |
1 | 30 | ||
Patent Certificate |
||||
Box | Folder | |||
U.S. - Variable - Speed Gearing -- 1917 |
1 | 31 | ||
U.S. - Pivoted Supports for Motor Vehicles -- 1919 |
1 | 32 | ||
U.S. - Radiators -- 1919 |
1 | 33 | ||
U.S. - Variable - Speed Gearing -- 1919 |
1 | 34 | ||
U.S. - Radiators -- 1920 |
1 | 35 | ||
Canada - Radiators -- 1920 |
1 | 36-37 | ||
U.S. - Radiator Mountings -- 1920 |
1 | 38 | ||
Mexico - Trade Mark "Duplex" -- 1920 |
1 | 39 | ||
Canada - Variable Speed Gearing -- 1920 |
1 | 40 | ||
U.S. - Axles -- 1921 |
1 | 41 | ||
U.S. - Driving - Gearing -- 1921 |
1 | 42 | ||
Canada - Radiator Mountings -- 1922 |
1 | 43 | ||
Report of Audit |
||||
Box | Folder | |||
November 1, 1917 - October 31, 1918 |
1 | 44 | ||
November 1, 1918 - October 31, 1919 |
1 | 45 | ||
November 1, 1919 - October 31, 1920 |
1 | 46 | ||
November 1, 1920 - October 31, 1921 |
1 | 47 | ||
December 31, 1923 |
1 | 48 | ||
December 31, 1924 |
1 | 49 | ||
December 31, 1925 |
1 | 50 | ||
December 31, 1926 |
1 | 51 | ||
December 31, 1928 |
1 | 52 | ||
December 31, 1929 |
1 | 53 | ||
December 31, 1930 |
1 | 54 | ||
December 31, 1931 |
1 | 55 | ||
December 31, 1932 |
1 | 56 | ||
December 31, 1936 |
1 | 57 | ||
December 31, 1937 |
1 | 58 | ||
December 31, 1938 |
1 | 59 | ||
December 31, 1939 |
1 | 60 | ||
December 31,1940 |
1 | 61 | ||
December 31, 1941 |
1 | 62 | ||
December 31, 1942 |
1 | 63 | ||
December 31, 1943 |
1 | 64 | ||
December 31, 1944 |
1 | 65 | ||
December 31, 1945 |
1 | 66 | ||
December 31, 1946 |
1 | 67 | ||
December 31, 1947 |
1 | 68 | ||
December 31, 1948 |
1 | 69 | ||
December 31, 1949 |
1 | 70 | ||
December 31, 1950 |
1 | 71 | ||
December 31, 1951 |
1 | 72 | ||
December 31, 1952 |
1 | 73 | ||
December 31, 1954 |
1 | 74 | ||
September 30, 1955 |
1 | 75 | ||
Profit and Loss Statements |
||||
Box | Folder | |||
1917-1923 |
1 | 76 | ||
1926-1932 |
1 | 77 | ||
1933-1939 |
1 | 78 | ||
1948 |
1 | 79 | ||
1955 |
1 | 80 | ||
Condensed Balance Sheets |
||||
Box | Folder | |||
April 30, 1925 |
1 | 81 | ||
January 1 - December 31, 1933 |
1 | 82 | ||
December 31, 1934 |
1 | 83 | ||
December 31, 1935 |
1 | 84 | ||
December 31, 1936 |
1 | 85 | ||
December 31, 1938 |
1 | 86 | ||
December 31, 1940 |
1 | 87 | ||
December 31, 1941 |
1 | 88 | ||
December 31, 1944 |
1 | 89 | ||
December 31, 1945 |
1 | 90 | ||
December 31, 1948 |
1 | 91 | ||
December 31, 1949 |
1 | 92 | ||
December 31, 1950 |
1 | 93 | ||
December 31, 1951 |
1 | 94 | ||
December 31, 1952 |
1 | 95 | ||
December 31, 1954 |
1 | 96 | ||
Monthly Balance Sheets |
||||
Box | Folder | |||
April 1930, April - June, 1931 |
1 | 97 | ||
July - September 1931 |
1 | 98 | ||
October - November 1931 |
1 | 99 | ||
January - June 1948 |
2 | 1 | ||
July - November 1948 |
2 | 2 | ||
January - June 1949 |
2 | 3 | ||
July - November 1949 |
2 | 4 | ||
January - June 1950 |
2 | 5 | ||
July - November 1950 |
2 | 6 | ||
January - June 1951 |
2 | 7 | ||
July - November 1951 |
2 | 8 | ||
January - August 1955 |
2 | 9 | ||
Comparative Statements |
||||
Box | Folder | |||
1937-1941 |
2 | 10 | ||
1947-1948 |
2 | 11 | ||
Box | Folder | |||
Minutes of First Meeting of Board of Directors -- 1916 |
2 | 12 | ||
Waiver of Notice of Directors Meetings -- 1921 |
2 | 13 | ||
Resolution of Board of Directors -- 1937 |
2 | 14 | ||
Certificate to Sell Common Stock, Michigan Securities Commission -- May 1917 |
2 | 15 | ||
Certificate of Decrease of Capital Stock -- 1925 |
2 | 16 | ||
Amendment to Stock Value -- 1936 |
2 | 17 | ||
List of Stockholders -- 1916 |
2 | 18 | ||
Waiver of Notice, Appointment of First Meeting of Stockholders -- November 1916 |
2 | 19 | ||
Report to Stockholders |
||||
Box | Folder | |||
1920 |
2 | 20 | ||
1923 |
2 | 21 | ||
Stockholders Balance Sheet Report |
||||
Box | Folder | |||
1941-1950 |
2 | 22 | ||
1951-1955 |
2 | 23 | ||
Box | Folder | |||
Stockholders Report -- 1955 |
2 | 24 | ||
Proxy Statements, Transfer to Warner and Swasey Co. -- 1955 |
2 | 25 | ||
Ballots, Transfer to Warner and Swasey Co. -- 1955 |
2 | 26-27 | ||
Returned Dividend Checks, Dividend Statements -- 1919-1953 |
2 | 28 | ||
Stock Certificates |
||||
Box | Folder | |||
December 5-11, 1916 |
2 | 29 | ||
December 11-12, 1916 |
2 | 30 | ||
December 13, 1916 |
2 | 31 | ||
December 1916 |
2 | 32 | ||
December 3, 1917 |
2 | 33 | ||
December 4, 1917 |
2 | 34 | ||
December 5, 1917 |
2 | 35 | ||
June - July 8, 1920 |
2 | 36 | ||
July 10 - August 3, 1920 |
2 | 37 | ||
August 5 - September 14, 1920 |
2 | 38 | ||
June - November 1923 |
2 | 39 | ||
December 1923 - February 1924 |
2 | 40 | ||
March - May 1924 |
2 | 41 | ||
June - September 1924 |
2 | 42 | ||
March 15-16, 1926 |
2 | 43 | ||
March 16, 1926 |
2 | 44-45 | ||
March 16, 1926 |
2 | 46 | ||
March 18, 1926 |
2 | 47 | ||
March 20, 1926 |
2 | 48 | ||
Brokers Certificates |
||||
Box | Folder | |||
1919-1946 |
2 | 49 | ||
1952-1955 |
2 | 50 | ||
Box | Folder | |||
Certificates of Stock Transfer -- 1920-1953 |
2 | 51 | ||
Record, Locations of Trucks and Equipment Sold -- March 12, 1920 - December 4, 1931 |
2 | 52 | ||
Truck Sales Record -- 1940-1952 |
2 | 53 | ||
Land Purchase Agreements -- 1916, 1923 |
2 | 54 | ||
Land Purchase Agreement - Charlotte, Michigan -- 1925 |
2 | 55 | ||
Agreement with Alder Manufacturing Co. -- January 15, 1917 |
2 | 56 | ||
Agreement with Hauser-Owen-Ames Company -- June 1, 1917 |
2 | 57 | ||
Agreements, Thomas Inventions -- 1919, 1921 |
2 | 58 | ||
Agreement - Duplex Sales and Service Co. -- 1927 |
2 | 59 | ||
Authorization - Washington Rapid Transit Co. -- 1929 |
2 | 60 | ||
Wage Agreement, Schedule of Classification and Rates |
||||
Box | Folder | |||
1947 |
2 | 61 | ||
1948, 1950 |
2 | 62 | ||
Box | Folder | |||
U.A.W. Contract Settlements -- 1952, 1953 |
2 | 63 | ||
Receipts for Loans -- August 1916 - January 1917 |
2 | 64 | ||
Income Tax Return -- 1916 |
2 | 65 | ||
Insurance Documents -- 1920, 1930, 1947 |
2 | 66 | ||
Probate Court Certificate, Carrie C. Brown -- March 26, 1922 |
2 | 67 | ||
Circuit Court Records -- 1925 |
2 | 68 | ||
Circuit Court Statements, Horton H. Bryan and Trueman L. Gillete -- January 1925 |
2 | 69 | ||
Documents |
||||
Box | Folder | |||
Carl A. Bergmann Case -- May - June 1925 |
2 | 70 | ||
James H. Robinson Case -- December 1938 - January 1941 |
2 | 71 | ||
Box | Folder | |||
Authority to Open Account Documents -- 1955 |
2 | 72 | ||
Documents, Retirement of President and Vice President -- 1955 |
2 | 73 | ||
Newspaper Clippings, Warner and Swasey Co. -- 1955 |
2 | 74 | ||
Appraisal of 1909 Duplex Model A. Truck -- 1966 |
2 | 75 | ||
History of Duplex Truck Company |
||||
Box | Folder | |||
October 3, 1951 |
2 | 76 | ||
and Products -- September 25, 1956 |
2 | 77 | ||
and Products -- November 15, 1959 |
2 | 78 | ||
Duplex Doings - Company Magazine |
||||
Box | Folder | |||
May 1917 - June 1919 |
2 | 79 | ||
July 1919 - August 1922 |
2 | 80 | ||
Box | Folder | |||
Bound Copies of Duplex Doings May 1920 - April 1921 |
2 | 81 | ||
Sidelights - Company Magazine -- 1968-1970 |
2 | 82 | ||
Jetram Drawings and Design -- [1956] |
2 | 83 | ||
Jetram Sales Potential -- [1959] |
2 | 84 | ||
Jetram Maintenance and Service Manual -- [1959] |
2 | 85 | ||
Jetram Proposal to FAA for Dulles Airport -- May 27, 1959 |
2 | 86 | ||
Location Map of Dulles International Airport -- March 1, 1963 |
2 | 87 | ||
Oshkosh Catalog with Memo to C.D. Hatch to Wayne Clark -- February 15, 1972 |
||||
Specifications for |
||||
Box | Folder | |||
Floodlight Trailer -- [1970] |
3 | 17 | ||
G-Grandall -- [1970] |
3 | 18 | ||
H Snowmaster: Pipe Steel Carrier HP -- [1960] |
3 | 19 | ||
K -- [1960] |
3 | 20 | ||
Forklifts 1200-1600 -- 1973 |
3 | 21 | ||
L -- [1960] |
3 | 22 | ||
LC -- [1960] |
3 | 23 | ||
R -- [1960] |
3 | 24 | ||
Firetrucks -- 1975 |
3 | 25 | ||
T, T-H -- [1960] |
3 | 26 | ||
Crane Carriers -- [1960] |
3 | 27 | ||
Box | Folder | |||
Correspondence: |
2 | 89 | ||
1. City of Big Rapids -- February 16, 1920 |
||||
2. Spring Gyroscope Company -- November 24, 1941 |
||||
3. Automobile Manufacturers Assoc. -- February 15, 1962 |
||||
Sales Promotion of Fork Lift -- August 15, 1968 |
2 | 90 | ||
Duplex Dealer Advertising -- [1920-1930] |
2 | 91 | ||
Sperry Scope - Sperry Gyroscope Company Magazine |
||||
Box | Folder | |||
April 1935 |
2 | 92 | ||
April 1941 |
2 | 93 | ||
October 1941 |
2 | 94 | ||
July 1943 |
2 | 95 | ||
January 1944 |
3 | 1 | ||
May 1946 |
3 | 2 | ||
September 1947 |
3 | 3 | ||
Winter 1949 |
3 | 4 | ||
Box | Folder | |||
Sperry Anti-Aircraft Searchlight & Sound Locator -- [1930-1935] |
3 | 5 | ||
Autobiography -- 1951 |
3 | 6 | ||
Notebook of Advertising Clippings |
||||
Box | Folder | |||
pp. 1-31 (copy of Volume 13) -- ca. 1950-1957 |
3 | 7 | ||
pp. 32-47 (copy of Volume 13) -- ca. 1940-1955 |
3 | 8 | ||
pp. 48 end (copy of Volume 13) -- ca. 1948-1949 |
3 | 9 | ||
Notebook of Advertising Clippings |
||||
Box | Folder | |||
pp. 1-34 (copy of Volume 14) -- ca. 1966-1967 |
3 | 10 | ||
pp. 35-60 (copy of Volume 14) -- 1967-1968 |
3 | 11 | ||
pp. 61-end (copy of Volume 14) -- 1969-1975 |
3 | 12 | ||
Box | Folder | |||
Newspaper Clippings -- December 20, 1916; July 22, 1969 |
3 | 13 | ||
Specifications for Series |
||||
Box | Folder | |||
C - Concrete Pump Chassis -- 1974 |
3 | 14 | ||
47CF -- 1971 |
3 | 15 | ||
D -- 1971-1973 |
3 | 16 | ||
Box | Folder | |||
Truck Brochures -- [1920-1950] |
3 | 28 | ||
Adhesive signs for Duplex Truck Co. -- [n.d.] |
3 | 29 | ||
News article -- December 20, 1916 |
3 | 30 | ||
Drawings of Airport Mobile Lounge -- [n.d.] |
3 | 31 | ||
Advertising -- 1917, 1955, 1958, 1965, 1968 |
3 | 32 | ||
Sidelights -- 1968 |
3 | 33 | ||
vol. 10: Material Lists for Truck Frames -- (n.d.) |
3 | 34-35 | ||
vol. 11: Blueprints for Truck Frames -- (n.d.) |
3 | 36-37 | ||
vol. 12: Notebook containing a short company history, and specification sheets, and photographs -- (n.d.) |
3 | 38-43 | ||
vol. 13: Advertisements and Newspaper Clippings |
3 | 44-47 | ||
vol. 1: Register of Stockholders and Amount of Shares -- 1916-1918 |
3 | 48 | ||
vol. 2: Register of By-Laws and Secretaries Minutes of Board of Directors Meetings -- 1916-1918 |
3 | 49 | ||
vol. 3: Records of Board of Directors Meetings and Annual Stockholders Meetings -- 1918-1938 |
4 | 1-3 | ||
vol. 4: Records of Board of Directors Meetings and Annual Stockholders Meetings -- February - October 1955 |
3 | 50 | ||
Volume | ||||
vol. 5: Bound Stock Certificates -- November 1954 - February 1955 |
5 | |||
vol. 6: Bound Stock Certificates -- April - October 1955 |
6 | |||
Box | ||||
vol. 7-8: Photographs of Duplex Trucks -- (n.d.) |
4 | |||
vol. 9: Generator and Electrical Parts -- (n.d.) |
5 | |||
|
||||
Photographs |
||||
Photographs |
||||
Box | ||||
Automobiles Modified for Rail Travel |
LC Photo 32 | |||
Buses. Model A |
LC Photo 32 | |||
Buses. Model A ½ |
LC Photo 32 | |||
Buses. Model AB (3 Folders) |
LC Photo 32 | |||
Buses. Model BF |
LC Photo 32 | |||
Buses. Model Bus for Railroads |
LC Photo 32 | |||
Buses. Model C |
LC Photo 32 | |||
Buses. Model FB |
LC Photo 32 | |||
Buses. Model G |
LC Photo 32 | |||
Buses. Model GH |
LC Photo 32 | |||
Buses. Model Unknown |
LC Photo 32 | |||
Buses. Model Unknown. Interiors |
LC Photo 32 | |||
Dolson Automobile Company |
LC Photo 32 | |||
Employees |
LC Photo 32 | |||
Engine Generator |
LC Photo 32 | |||
Factories (2 Folders) |
LC Photo 32 | |||
Factories. Interiors (2 Folders) |
LC Photo 32 | |||
Fork and Bucket Lifts |
LC Photo 32 | |||
Konvey Loader |
LC Photo 32 | |||
Oldsmobile Expressway, Lansing, Michigan. Opening Ceremonies |
LC Photo 32 | |||
People. Groups. Unidentified |
LC Photo 32 | |||
Scenes. Unidentified |
LC Photo 32 | |||
Street Cars |
LC Photo 32 | |||
Tractor Trailers (2 Folders) |
LC Photo 32 | |||
Truck Dealership |
LC Photo 32 | |||
Trucks. Chrysler F959-A |
LC Photo 32 | |||
Trucks. Crane Carries (5 Folders) |
LC Photo 32 | |||
Trucks. Fire Trucks (3 Folders) |
LC Photo 32 | |||
Trucks. First Truck Built by Duplex |
LC Photo 32 | |||
Trucks. Gradall |
LC Photo 32 | |||
Trucks. Model A (2 Folders) |
LC Photo 32 | |||
Trucks. Model AC (2 Folders) |
LC Photo 32 | |||
Trucks. Model AS |
LC Photo 32 | |||
Trucks. Model D |
LC Photo 32 | |||
Trucks. Model E (5 Folders) |
LC Photo 32-33 | |||
Trucks. Model EF (2 Folders) |
LC Photo 33 | |||
Trucks. Model FA |
LC Photo 33 | |||
Trucks. Model FAC (2 Folders) |
LC Photo 33 | |||
Trucks. Model FWD |
LC Photo 33 | |||
Trucks. Model G |
LC Photo 33 | |||
Trucks. Model GF |
LC Photo 33 | |||
Trucks. Model GH |
LC Photo 33 | |||
Trucks. Model GH (Electric) Sperry (2 Folders) |
LC Photo 33 | |||
Trucks. Model GS |
LC Photo 33 | |||
Trucks. Model H |
LC Photo 33 | |||
Trucks. Model K (2 Folders) |
LC Photo 33 | |||
Trucks. Model KH |
LC Photo 33 | |||
Trucks. Model L |
LC Photo 33 | |||
Trucks. Model LC |
LC Photo 33 | |||
Trucks. Model M |
LC Photo 33 | |||
Trucks. Model R (2 Folders) |
LC Photo 33 | |||
Trucks. Model S |
LC Photo 33 | |||
Trucks. Model S (Electric) Sperry (2 Folders) |
LC Photo 33 | |||
Trucks. Model SAC (3 Folders) |
LC Photo 33 | |||
Trucks. Model SAK |
LC Photo 33 | |||
Trucks. Model SC |
LC Photo 33 | |||
Trucks. Model T (4 Folders) |
LC Photo 33-34 | |||
Trucks. Model TH |
LC Photo 34 | |||
Trucks. Model Unknown (4 Folders) |
LC Photo 34 | |||
Trucks. Parts (2 Folders) |
LC Photo 34 | |||
Trucks. Photographed in the Rocky Mountains |
LC Photo 34 | |||
Trucks. Steel and Pipe Carriers |
LC Photo 34 | |||
Trucks. Tilling Stevens (British) |
LC Photo 34 | |||
Trucks. Watter |
LC Photo 34 | |||
Trucks. Wreckers |
LC Photo 34 | |||
Negatives |
||||
Box | Folder | |||
Building Being Wrecked December 15, 1966 |
3 | 51 | ||
Crane Carriers June 1968, undated |
3 | 52 | ||
Old Expressway Ceremony |
3 | 53 | ||
Truck - Model FA-844 |
3 | 54 | ||
Truck - Model T |
3 | 55 | ||
Box | ||||
Oversize Photographs |
OS 12 | |||
Dolson Automobile Company |
||||
|
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