Using the Cranmer Abacus for the Blind

This manual instructs users who are blind or visually impaired in the use of the Cranmer Abacus. Gives instructions on how to add, subtract, multiply, divide, extract roots, compute decimals and fractions, and use the abacus as a calendar. Practice exercises are included.

Note: APH does not carry this publication in inventory for immediate delivery -- when you order it, we will produce it for you as a special order; therefore, allow several weeks for delivery.

 

Downloadable Manual: This publication is also available as a free-of-charge download -- you may emboss it as needed using the downloaded file. Visit our downloadable manuals page at: http://www.aph.org/manuals/index.html

Author:
Fred L. Gissoni
Original Publisher:
American Printing House for the Blind
Product Image - click to enlarge

Ordering

Using the Cranmer Abacus for the Blind: Large Print Catalog Number: 4-27110-00
Format: Large Print

Price: $60.00


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Using the Cranmer Abacus for the Blind: Braille Catalog Number: 6-50100-00
Format: Braille

Price: $45.00


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