Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Slide ruler vintage measuring instrument and calculator
Close up detail of a log/log slide rule isolated on a black background.
Vintage logarithm ruler close up isolated on a white background
Aneroid barometer gage showing low pressure. Meter showing low millibar or inches of mercury reading signifying an approaching storm or hurricane.
Circular slide rule analog calculator
Metronome in action
Antique style cash register. Old-time cash register in shop. Vintage mechanical cash register system Telegraph machine. Wooden material
Thermometer, Hygrometer
Two hands holding a slide rule or slipstick
Primary school supplies
A slide rule with white background, for mathematical calculations
Foucault pendulum in the Griffith Observatory in Los Angeles, California, USA.
Slide rule, close up
Close-up Construction water level
slide rule on a white background.\nA slide rule on a white background
Representing the passage of time, close-up of a sundial in the Cuban municipality of Rafael Freyre which is situated in Holguin Province.
Close up of vintage circular slide rule.
Double exposure of hurricane satellite image and barometer with falling pressure. Design for hurricane season depicting the power of these storms originating from the tropics.
A Vintage Nostalgic Mathematics Calculating Slide Rule.
Close up of needle indicating angle for a crane.
old vintage slide rule on white, isolated
Tachograph. Driver time tracking. Fixing the movement of the car. Cargo transportation with driving according to the schedule. Time disk. Background from recorded analog tachograph disks.
Close-up of a compass and a curvimeter. Studio shot. Light background
old slide rule slipstick analogue computer for mathematical calcululs, top view
Logarithmic ruler on white background. Stationery for engineers and students
An old-style aneroid barometer isolated on white.
Vintage auction bidding board for fish market fresh tuna auctions in detailed close-up in San Sebastian in Spain
A transparent scale on a white background.
Free Images: "bestof:Elizur Wright's Arithmeter No. 8 - MIT Slide Rule Collection - DSC03598.JPG en MIT Slide Rule Collection MIT Museum Cambridge Massachusetts USA The museum"
Terms of Use   Search of the Day