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2026 Summer Fine Art & Antiques Day 1

Sat, Aug 1, 2026 09:00AM EDT
  2026-08-01 09:00:00 2026-08-01 09:00:00 America/New_York Case Antiques Case Antiques : 2026 Summer Fine Art & Antiques Day 1 https://auction.caseantiques.com/auctions/case-antiques/2026-summer-fine-art-antiques-day-1-20331
Live 2-Day Auction at our Knoxville Gallery featuring 1,300+ lots from fine Southern estates and private and museum collections. Sale starts Sat. August 1 at 9 AM EST with lots #1-714 and continues Sun. August 2 at 10 AM EST with lots #715-1320. Be sure to view BOTH catalogs.
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Lot 578

Collection of 9 Circular Slide Rules / Calculators Incl. Fowler

Estimate: $400 - $500
Starting Bid
$200

Bid Increments

Price Bid Increment
$0 $10
$100 $25
$500 $50
$1,000 $100
$3,000 $200
$5,000 $500
$10,000 $1,000
$20,000 $2,000
$50,000 $5,000
$100,000 $10,000

Assortment of nine (9) circular slide rules, calculators, or measuring devices. 1st Item: Fowler's Jubilee Magnum Extra Long Scale Calculator, by Thomas Fowler, Manchester, England, in leather case.2nd Item: Fowler's Textile Calculator, Short Scale Type, SN 6639, Manchester England. 3rd item: Fowler's Magnum Textile Calculator, Fowler's Calculators Ltd, Manchester England, in leather alligator case.  4th Item: Fowler's Universal Calculator, reverse with "1255 Fowler's Calculator, The World's Best, in leather case. 5th Item: Fowler&s Textile Calculator Type B (variant), Manchester England. 6th Item: Halden Calculex, Pocket Model, Manchester, England, with fitted clamshell metal case and instruction booklet. 7th Item: Loga Circular Duplex Slide Rule 30Tt (Scholar), Switzerland, in leather zippered case. 8th Item: R. Reiss GMBH Pocket Watch Slide Rule, Liebenwerda, Germany. 9th Item: H.C. Calculigraphe, by Henri Chatelain, Paris, France, ca. 1900. Based on Boucher's System; two sided glass. Items range in size between 2 in. D. to 5 1/2 in. D.

Condition

Each item in very good condition, with appropriate usage wear. 4th Item (Universal): Initials scratched into leather case. 9th Item (Calculigraphe), disk does not turn.

Provenance

Private West Tennessee collection.

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Bank: Pinnacle Bank
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Knoxville, TN 37909
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