The Log/Log DeciTrig; my first slide rule. :-)

The calculator just does not replace the slide rule .

This was our calculator! Amazingly, you could get really good at making complicated calculations quickly. You just had to keep track of your exponents. They were based on logarithms, so there were lots of options.

Modern Antiques That Today’s Kids Probably Have Never Used

my dad taught me how to use this in the late really dad? Now I don't think my kids will ever know how to use a map, tape deck, and card file in the library

RARE Keuffel & Esser K&E 20 Inch Wooden Engineering Slide Rule WWII Era Pre 1943

RARE N4053-5 Keuffel & Esser K&E 20 Inch Wooden Engineering Slide Rule with Case

RARE Keuffel & Esser K&E 20 Inch Wooden Engineering Slide Rule WWII Era Pre 1943

Circular slide rule with scales suitable for use in motor industry. | eBay!

BROWN BOVERI - for motors - circular slide rule - RARE - Schieber fur Motoren

Circular slide rule with scales suitable for use in motor industry. | eBay!

Tu aurais pu le dire, tu peux encore le dire en parlant de lui...

Tu aurais pu le dire, tu peux encore le dire en parlant de lui...

Demonstration slide rules (picture from the excellent online Slide Rule Museum!).

Demonstration slide rules (picture from the excellent online Slide Rule Museum! Gosh I recognise these my Dad had loads.

« Parfois je ris tout seul » de Jean Paul Dubois

« Parfois je ris tout seul » de Jean Paul Dubois

The humble slide rule

The Slide Rule: A Computing Device That Put A Man On The Moon

Before the smartphone, the laptop and the pocket calculator, there was a powerful mechanical computer. Our new series, Tools of the Trade, begins with a look at the slide rule.

Details about  Vintage Slide Rule Multi Web Mantissa DDR Germany Dresden Taschenrechenstab Old

Vintage Slide Rule Multi Web Mantissa DDR Germany Dresden Taschenrechenstab Old

Details about Vintage Slide Rule Multi Web Mantissa DDR Germany Dresden Taschenrechenstab Old

circular-slide-rule

Slide rule - Simple English Wikipedia, the free encyclopedia

Vintage 40s K&E slide rule log duple decitrig tool Green leather case by Hannahandhersisters on Etsy

Vintage K&E Keuffel and Esser Co. slide rule log log duple decitrig tool Green leather case by Hannahandhersisters on Etsy

Slide Rule, Citations

Albert Nestler AG Slide Rule N° 21 Vintage Lahr Van Leipsig Delft Peperstraat

Albert Nestler AG Slide Rule N° 21 Vintage Lahr Van Leipsig Delft Peperstraat

slide-rule-2time3

Slide Rules were the Original Personal Computers

Unless you are above a certain age, the only time you may have seen a slide rule (or a slip stick, as we sometimes called them) is in the movies. You might have missed it, but slide rules show up i…

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