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Closeup of a mathematical slide rule and yellow pencil
Close up detail of a log/log slide rule isolated on a black background.
Compilation of several slide rules, analog calculators, and measurement devices
Macro image of old scratched slide rule - an old mathematical tool for calculations from before the era of electronic calculators.
Vintage engineer's slide rule, 1950s. Yellow plastic, metal ends. Black background.
Slide Rule on a mechanical drawing of a gear box.
Vintage slide rule on a white background, showcasing its precision scales and cursor. A classic mathematical tool for calculations, often used in engineering and science before electronic calculators.
Bar graph made of colorful sliders on white background. Horizontal composition. Sustainable data visualization concept.
Old fashioned slide rule isolated on black background.
Close-up of a tape measure on a blue defocused background. Shallow depth of field, space for copy.
Vintage logarithm ruler close up isolated on a white background
Close-up of white scale ruler on ruler next to architectural model
Old slide rule, mechanical calculator is isolated on white background. Vintage logarithmic ruler
Ontario, Canada.
Logarithmic ruler on black background. Stationery for engineers and students
Ruler
A slide rule with white background, for mathematical calculations
Close-up of a tape measure on a binary code background. Can illustrate the concepts of online fitness class, online training lessons, online workout, online fitness program, online coach, etc.
Slide rule old manual tool for calculation.
Micrometer precision tool
A fragment of a slide rule on a black computer keyboard
Logarithmic ruler on black background. Stationery for engineers and students
Chemical industry
Part of old computing slide ruler closeup isolated over white
Carpenter Tools - Carpenter - Woodworking - In the workshop - Small business - Stock Photo
Backgrounds and textures: group of old slide rules, or slipsticks, retro science abstract
plastic vernier
slide rule on a green background
Close-up of a tape measure on a binary code background. Can illustrate the concepts of online fitness class, online training lessons, online workout, online fitness program, online coach, etc.
Free Images: "bestof:slide rule slider scale"
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