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Frases Célebres: Google+

Frases Célebres: Google+

Eric's Slide Rule Site

I kept my beloved Slide Rules for my children ! Well how was I to know back in 1970 haha

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

The calculator just does not replace the slide rule .

You had to have one and know how to use it by the time you took Algebra II and Trig in the 60s - the old slide rule

Slide Rule / Slipstick, before hand held calculators

Slide Rule

The kind of thing that induces nightmares. For The Code Man

The Appeal of Slide Rules - For Use and as Collectables.

The Appeal of Slide Rules - For Use and as Collectables.

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

Slide Rule...had to use one of these in highschool. This is pre computer / calculator!!!

I joined this club because it had mostly boys. Got elected president. Still hve no idea how the darn thing works.

The Slide Rule: A Computing Device That Put A Man On The Moon. "For generations of engineers, technicians and scientists, the slide rule was an essential part of their daily lives. Until, all of a sudden, it wasn't. In 1972 Hewlett-Packard came out with the first handheld electronic calculator. Practically overnight, the slide rule had become obsolete."

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.

"Pickett circular slide rule with two cursors. (4.25 in/10.9 cm width) Reverse has additional scale and one cursor." Caption at link

Slide rule - Simple English Wikipedia, the free encyclopedia

Have Slide Rule, Will Travel, from a 1960s ad promoting careers in science

Have Slide Rule, Will Travel, from a ad promoting careers in science. I used these in college and had to use to do calculations to make standard solutions in Endocrine lab - that had to be in the early

Slide Rule: fun to have one, but I never understood how to use it.

Slide Rule was one of my dad's "tools" for work.

Virtual Pickett N909-ES SIMPLEX TRIG RULE with METRIC CONVERSION Slide Rule

Virtual Pickett N909-ES SIMPLEX TRIG RULE with METRIC CONVERSION Slide Rule