Accession Number: 2004.134.62.16
Description: Black-and-white glossy; a product photo of a numberaid mounted on a calculaid. On reverse: "Shott Abacus & Numberaid" written veritically in pencil across left side; "Numberaid" written across TC in black ink.
Medium: Photographic Paper
Print Size: 10" (h) x 8" (w)
Date: ca. 1965
Photographer: Lin Caufield Photographers Inc.
History/Provenance: Product photo taken for the American Printing House for promotional purposes.
Credit Line: (see provenance)
Subjects: Instructional aids, tools, and supplies Mathematics Products
