This disentanglement puzzle consists of two metal pieces bent so that there are arcs of circles at both ends of each piece. The pieces come apart. Both A. C. Gilbert and Sherm's, Inc., sold this as ...

See more items in: Underwood & Underwood Glass Stereograph Collection, Underwood & Underwood Glass Stereograph Collection / Series 3: Underwood & Underwood glass plates / 3.1: Underwood and Underwood ...

The HP-45, the successor to Hewlett-Packard’s HP-35 calculator, was also designed for scientific calculations. It has a black plastic case. Like the HP-35, it has a total of thirty-five square or ...

See more items in: Sam DeVincent Collection of Illustrated American Sheet Music, Series 7: Sports, Sam DeVincent Collection of Illustrated American Sheet Music, Series 7: Sports / 7.4: Football / ...

This spiral-bound manual has a green and white cover. It describes the use of the HP-55 programmable handheld electronic calculator. This version is dated February 1975. Compare with a slightly ...

This black leather carrying pouch for an electronic calculator has a Velcro fastening and a loop that fits over a belt. A mark on the belt side reads: H. B. BECKER. "H.B. Becker" written in gold ink ...

This twenty-two-page spiral-bound booklet gives basic information about the HP-45 handheld electronic calculator. It fits in the carrying pouch for the calculator. For the calculator, see 2004.3053.01 ...

See more items in: Sam DeVincent Collection of Illustrated American Sheet Music, Series 8: Geography, Sam DeVincent Collection of Illustrated American Sheet Music, Series 8: Geography / 8.1-8.49: ...

Baseball signed by the 1949 Cincinnati Reds. That season, the Reds finished 62-92, 7th in the National League. Autographs include Dixie Howell; Bucky Waters; Ted Kluszewski; Jimmy Bloodworth; Virgil ...

See more items in: Underwood & Underwood Glass Stereograph Collection, Underwood & Underwood Glass Stereograph Collection / Series 3: Underwood & Underwood glass plates / 3.2: Underwood and Underwood ...