Accession Number: 1992.15
Description: Aluminum slate; piano hinge with hand crimped curls on short side; four lines of 31 cells; four steel pins up. curved curout in end of upper frame; cells are same size as APH slates (.09 x .25"), but are closer together horizontally and vertically, 1/16" between columns, 3/32" between rows; stamped "MFG. BY/HARRISON & SEIFRED/CHICAGO, U.S.A."
Height: 1.5
Width: 7.75
Depth: 0.25
Date Made: ca. 1900
Place of Origin: Chicago, IL
Collection: APH Collection
History/Provenance: APH Collection
Subjects: Braille Slates Tactile writing
Dimension Notes: overall
Made: Harrison and Seifreid
Material: Aluminum, steel
Updated: 07/24/2015
