A Pratt & Whitney R-2800-39 18-cylinder radial airplane engine. First run in 1937, over 125,000 of these were built in all variants, and saw extensive service in World War II combat, then in civilian airplanes for years afterward. The R-2800 weighed about 2,400 pounds and developed a maximum 2,000 horsepower, giving it a weight-to-power ratio of nearly 1-1. This is in the New England Air Museum near Hartford, Conn., not far from where Pratt & Whitney built the engine and where the company…
Locomotive engine pushing railroad cars with logs
Original Collection: Gerald W. Williams Collection Item Number: WilliamsG:Ford 23 You can find this image by searching for the item number by clicking here. Want more? You can find more digital resources online. We're happy for you to share this digital image within the spirit of The Commons; however, certain restrictions on high quality reproductions of the original physical version may apply. To read more about what “no known restrictions” means, please visit the Special Collections…
Pile driver in advance of skidder
Pile driver in advance of skidder laying track. Hilton Dodge Company. 1910. Photo by Huron H. Smith. Location: Georgia, U.S.A., North America Original material: 5x7 inch glass negative Digital Identifier: CSB31336 Learn more about The Field Museum's Library Photo Archives.
The Chemistry of Whisky Poster
Blank walls suck, so bring some life to your dorm, bedroom, office, studio, wherever,Printed on 185gsm semi gloss poster paper,Custom cut - refer to size chart for finished measurements,Includes a 3/16 inch (5mm) white border to assist in framing