1,062 documents - page 2 of 54
Crane Hot-Air Engine, Patent Model
Ericsson Hot-Air Engine, Patent Model
Ericsson Hot-Air Engine Model
Carpenter Compound Hydraulic Engine, Patent Model
Howe’s Patent Model of a Pin Making Machine - ca 1841
Concise Model 28 Circular Slide Rule
Hemmi Simplex Pocket Slide Rule Retailed by Post (1441)
The Propeller Indiana’s “Philadelphia Wheel”
Jacques Seligmann & Co. records, 1904-1978, bulk 1913-1974
Industrial Engineer Inc., graphical vapor pressure, 1935
James Nicol Halkett Papers
Richard H. Miller Bridge Collection of Postcards and Slides
Charles B. Chaney Jr. Railroad Photographic Collection
Building the Bobcat 743- The Pride of the Prairie/Factory Update 1989 (1989)
Excavator Line/Bobcat Powder Paint (undated)
Oral history interview with Jacob Baker, 1963 September 25
Oral history interview with Everett Ellin, 2004 April 27-28
Oral history interview with Jacob Baker
Industrial Engineering, or the Building of Shops and Factories (draft: copy 2, part 1)