APH Number Line Device

Print, Photographic

Accession Number: 2016.29.25-26

Description: One glossy black-and-white APH product photo and one color transparency of the same show ten number lines that have black raised dots, lines, and numbers. Each number line has a hole at each end to attach to a base. Base is shown, at center, with two of the number lines attached; it features two rows of holes that align with the top edges of the number lines, and a built-in tray for holding removable pegs to be used in the holes as markers. In the foreground, at bottom right, are ten loose pegs and a mesh bag, marked with the APH logo, that contains additional pegs. "Redesigned 1996." APH catalog number 1-03480-00. .25 b/w photo .26 color transparency

Medium: Photographic Paper

Print Size: 8" (h) x 10" (w)

Date: 1996

Photographer: Tonegawa, Mike

History/Provenance: Photograph taken for APH for promotional use. Transferred to the APH Museum from the APH Communications Department.

Credit Line: APH Collection, 2016.29

Subjects: Instructional aids, tools, and supplies Mathematics Numbers Products Photographs