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This is a rather old and well-used slide rule, a simple classic version made of mahogany. I have other views of this in my portfolio.
Midsection of tailor holding a measuring device
Compilation of several slide rules, analog calculators, and measurement devices
Close up detail of a log/log slide rule isolated on a black background.
Vintage logarithm ruler close up isolated on a white background
Macro image of old scratched slide rule - an old mathematical tool for calculations from before the era of electronic calculators.
old slide rule slipstick analogue computer for mathematical calcululs, top view
Industrial metal parts, Fasteners, bolts, nuts, washers, screws, screws
Two hands holding a slide rule or slipstick
Measuring tape
A slide rule with white background, for mathematical calculations
plastic vernier caliper
slide rule on a green background
Macro takes a picture of a hardcover book.
three slide rules of different sizes on a white background.\nThree slide rules of different sizes on a white background
Spare parts for computer, metal bottom cover
Slide ruler vintage measuring instrument and calculator
Aircraft Seat Belt Locked
old vintage slide rule on white, isolated
Ruler
Logarithmic ruler on white background. Stationery for engineers and students
Carpenter's old ruler
A Vintage Nostalgic Mathematics Calculating Slide Rule.
View of the wooden ruler and the millimeter and centimeter scales with red and black numbers. A measuring instrument for craftsmen and do-it-yourselfers
Plastic instrument for measuring linear dimensions in approximation
low quality plastic measuring tool
slide rule on a green background
Logarithmic ruler on black background. Stationery for engineers and students
Carpenter tool used for acurte working with wood for making music instruments.
Free Images: "bestof:Slide Rule Tie Clasps - MIT Slide Rule Collection - DSC03633.JPG en MIT Slide Rule Collection MIT Museum Cambridge Massachusetts USA The museum permitted"
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