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	The Astounding Curta Mechanical Calculator Posted by: rregister Video duration: 403 seconds Witness the jaw-dropping ingenuity of this fascinating hand-held mechanical calculating machine. Related: adding, ag, calculator, contina, curt, curta, herzstark, machine, mauren, mechanical, miniature, pocket, rechenmaschine

	Cool Retro Mechanical Adder and Slide Rule Calculator Posted by: rregister Video duration: 158 seconds Mechanical Calculator demonstration of Faber Castell Addiator + slide rule hybrid adder Visit www.RetroCalculators .com Related: adder, addiator, adding, antique, calculator, castell, faber, machine, mechanical, rechenmaschine, retro, rule, slide, vintage

	Add-O-Matic Adding Machine Antique circa 1937 Posted by: rregister Video duration: 52 seconds Add-O-Matic Adding Machine, demonstration of a retro adding machine. Visit RetroCalculators.com Related: add-o-matic, adder, adding, calculator, machine, mechanical, rechenmaschine, retro

	Awesome Retro Golden Odhner Mechanical Calculator Antique Posted by: rregister Video duration: 133 seconds Demonstration of a cool old 'Golden' Odhner all-brass antique mechanical calculator circa 1937. Visit RetroCalculators.com - Reckon with Style! Related: adder, adding, antique, calculator, machine, mechanical, odhner, original, pinwheel, rechenmaschine, retro, vintage

	P-1 Pilot Mechanical Calculator Antique Japanese Posted by: rregister Video duration: 111 seconds Demonstration of Pilot P-1 antique mechanical calculator circa 1961. Visit RetroCalculators.com Related: adder, adding, antique, calculator, japanese, machine, mechanical, odhner, p-1, pilot, pinwheel, rechnemaschine, retro, vintage

	Add-A-Mite Pocket Calculator / Adder Antique Posted by: rregister Video duration: 33 seconds Demo of antique pocket adder from 1940s in action. Visit RetroCalculators.com Related: add-a-mite, adder, adding, antique, calculator, machine, mechanical, pocket, rechenmaschine, retro, vintage

	Aderes (Adix) Adding Machine demonstration Posted by: rregister Video duration: 13 seconds Antique mechanical calculator demo (brief!). Visit RetroCalculators.com Related: adder, adding, aderes, adix, antique, calculator, column, machine, mechanical, rechenmaschine, retro, vintage

	RetroCalculators - New UserID for rregister Posted by: rregister Video duration: 51 seconds Check out the recent videos for my new and exciting YouTube user ID: RetroCalculators Thanks for subscribing! (the old rregister ID is now retired) Related: calculators, mechanical, retro

	Wooden Box Tallier, G. Westinghouse & Co. circa 1870 Posted by: rregister Video duration: 100 seconds Antique mechanical tallier from the civil war era in action. Go to RetroCalculators.com Related: adding, antique, box, calculators, counter, machine, mechanical, rechenmaschine, register, retro, tallier, vintage, westinghouse

	Friden C10 Motor flywheel sparking - temporary video Posted by: rregister Video duration: 47 seconds Friden C10 Motor flywheel sparking - Temporary video On the video you can see the continuous spinning and sparking. And, at the very end of the video, you can see the stepped gears performing an add -- which works properly. (Please fogive the poor lighting) Related: friden