Artifact Details

Title

Lehmer - Bicycle Chain Sieve

Catalog Number

102622804

Type

Still image

Identifying Numbers

Other number #106 Verso pencil

Dimensions

overall: 6 in x 3 3/4 in

Description

B&W image of D.H. Lehmer's Bicycle chain sieve. The chains are on an axle which is supported by a "sawbuck" of 2x2's. The driver motor is on a shelf below the chains. It is standing in a courtyard in front of a wall with building roofs in the background. Verso: "Old Machine in Courtyard"

Category

Photograph