Perkins 12″ folding braille ruler


Accession Number: 2007.29.22

Description: Stamped rectangular aluminum plates, stamped with dotted gradations at .25" intervals, whole inches numbered in braille; hinged in middle with piano hinge secured with hand finished rivets.

Height: 12

Width: 0.75

Depth: 0.125

Maker: Howe Press

Place of Origin: Watertown, MA

Collection: APH Collection

History/Provenance: APH Collection

Credit Line: APH Collection, 2007.29.

Subjects: Rulers (Instruments). Measuring. Instructional aids, tools, and supplies.

Dimension Notes: overall, open

Made: Howe Press

Material: Aluminum

Updated: 07/22/2015