The Gemmary, Inc.

P.O. Box 2560, Fallbrook, CA 92088, (760) 728-3321 rcb@gemmary.com

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"THE ROSS PRECISION COMPUTER" CIRCULAR SLIDE RULE by COMPUTER MFG. CO.

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$650.00
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American, 1st quarter 20th century

"THE ROSS PRECISION COMPUTER" CIRCULAR SLIDE RULE by COMPUTER MFG. CO.

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Details

09-070. American, 1st quarter 20th century.

Additional Information

Century 20th Century
Country United States

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