4 Pickett Slide Rules, Incl. Collins Radio Company, Georgia Iron Works - Jul 10, 2022 | Case Antiques, Inc. Auctions & Appraisals In Tn
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4 Pickett Slide Rules, incl. Collins Radio Company, Georgia Iron Works

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4 Pickett Slide Rules, incl. Collins Radio Company, Georgia Iron Works
4 Pickett Slide Rules, incl. Collins Radio Company, Georgia Iron Works
Item Details
Description
Four (4) Pickett duplex slide rules, including: one (1) Collins Radio Company Model C 19-T Microwave Transmission Dual Base Log Log speed rule; one (1) Georgia Iron Works Company Hydraulic slide rule, designed by Danforth W. Hagler; one (1) Electro Optical Industries Model 17 Radiation slide rule; and one (1) Warren-Knight Company Weight Rule No. 1373-G. All comprised of metal with white or yellow double-sided coating, with frameless plastic cursors with plastic edges held together with metal screws, and metal end pieces. Maker's marks and model numbers, to obverse and reverse edges of slide rules. All include original brown or black leather cases, Collins slide rule with laminated explanation card, Warren-Knight slide rule with outer box and guarantee registration card. Slide rules approximately 12 1/4" L. Cases approximately 13" L. All items 2nd-3rd quarter 20th century. Note: Georgia Iron Works and Electro-Optical Industries examples do not have Pickett maker's marks to slide rules.

Condition
All items in overall good condition with expected wear, surface scratches to coating. Case with surface wear, Electro Optical Industries case with inscription from previous owner to interior of flap.
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4 Pickett Slide Rules, incl. Collins Radio Company, Georgia Iron Works

Estimate $400 - $500
See Sold Price
Starting Price $200
6 bidders are watching this item.

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Item located in Knoxville, TN, us
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Case Antiques, Inc. Auctions & Appraisals

Case Antiques, Inc. Auctions & Appraisals

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