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Belltronic
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Belltronic '76 photo1, photo2. Details.
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Berkey (USA company - see also Atlas-Rand and Keystone)
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Berkey Omega 100. Featured calculator.
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Berkey 4030
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Binatone (British marketing company)
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Binatone 02 4252
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Binatone Brainwave, inside. Details.
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Binatone President (aka 02-4309). Details.
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Binatone Scientific Slide Rule. Details. Feb 08.
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BMC (Euro-market)
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BMC mark-88. Details.
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BMS (From eastern Europe)
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BMS 112. Details. Mar 07.
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Bohn
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Bohn Omnitrex.
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Bohn SR1
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Bohsei
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Bohsei 3000, see also the "Standard Type 1 Calculator" page.
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Bontronic
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Bontronic 2500, tiny LED calculator. Details.
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Boots (British chain store)
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Boots 224 Memory. Featured British calculator.
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Boots 424 SCIENTIFIC. Featured British calculator.
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Boots 425 SCIENTIFIC. Featured British calculator.
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Boots PD-525. Featured British calculator.
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Bowmar (See the Calculator Companies section for more information.)
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Bowmar, no model number, but this is the "Standard 1" calculator design. Unusually made in Hong Kong, not U.S.A. Details.
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Bowmar 901B. Featured calculator.
Bowmar 901B and Craig 4501 (American companies, these models made in USA, first USA models - Fall 1971)
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Bowmar 905
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Bowmar 90506.
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Bowmar 90601, Details.
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Bowmar Century Mark IV (model 90512). This model could possibly have been made for sale by another company using the "Century Mark IV" trade name. It is featured in the Puzzle Corner page of this site.
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Bowmar Count
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Bowmar Mathmate 2 (3rd digit faulty in this example). Details.
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Bowmar MX35.
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Bowmar MX55, circuit board.
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Bowmar MX70.
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Bowmar MX75.
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Bowmar MX140
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Bradford
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Bradford 8DPS
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Braun (Germany company)
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Braun ET-23
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Brinlock (Euro-market)
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Brinlock 33. Details.
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Brinlock 34. Details.
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Brinlock 806. Details.
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Brinlock 806MII. Details.
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Brinlock 806MD
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Brother
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Brother 201. Details.
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Brother Procal 408. Featured calculator.
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Brother 408AD. Details.
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Brother 408AY
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Brother 408AZ
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Brother 508S
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Brother 508Y
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Brother 518ER
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Brunsviga (See the Calculator Companies section for more information.)
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Brunsviga 10R ("Der Braunschweiger")
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Brunsviga B22, inside. Details.
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BTC
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BTC Micro4. Details. Feb 08.
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Busicom (Originally Japanese company, early calcs made in Japan, but company closed in mid-1970s and the name was bought by Broughtons
of Bristol, UK., which put the Busicom badge on calculators made by others. See the Calculator Companies section for more information.)
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Busicom 118B. Details.
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Busicom 801DD
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Busicom LE-80A "handy". Featured calculator.
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Busicom LE-100A "handy". Featured calculator.
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Busicom LE-120A "HANDY-LE". Featured calculator. The first Japanese pocket calculator, winter 1970/1971.
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Busicom LE-120S "handy". Featured calculator.
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Busicom PA-80S, Pico PA 90D, Vista Z48P
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