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Hehe

Hehe

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

Fixing the problem http://ift.tt/2yuIaeK

Fixing the problem http://ift.tt/2yuIaeK

How ironic

How ironic

Slide rules rule!

Astronaut James B. Irwin, lunar module pilot, gives a military salute while standing beside the deployed United States flag during the Apollo 15 lunar surface extravehicular activity (EVA) at the Hadley-Apennine landing site.

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