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A hand holding a glass rain gauge so that the latest precipitation data can be gathered.
Wet and dry bulb thermometer, an instrument used to measure the relative humidity of the atmosphere. Beige colour equipment is sticked to soil in greenhouse in botanic gardens. Behind are cactuses.
Vintage retro automotive manometer isolated on white background
Electronic Instrument on White Background
An old music-roll, used to play a piano or organ automaticly
Barometer on white background
old small wall barometer isolated on white background
Research Laboratory
Old equipment for soil compaction tests. Manometers for measuring the ultimate pressure on the ground.
Original industrial vintage dial indicator. White background
Syringe measurement unit close up
Kilogram-force per square centimetre meter
Round aluminum Celsius thermometer on the wall
Fuel Oil Gauge
Variable rate utility meters or multiple tariff meters allow utilities to charge customers different rates tariffs at different times of day
Thermometer on the dry tea machine.
The Concept - performance enhancement, profitability, download speed, program loading
Electronic Instrument on White Background
Old hydraulic pressure gauge. Hydraulic manometer
Old industrial machinery
Thermometer, Hygrometer
A device for weighing objects. Hand tool for weighing at home
Fairfax, Virginia, USA - January 23, 2016: An outdoor thermometer partially covered with snow shows the cold temperature of a winter day during a snowstorm that has blanketed the Washington, D.C., area.
A bond tester and pull off test for industrial painting and coating. The test is done by securing loading fixtures (dollies) perpendicular to the surface of a coating with an adhesive.
Close-up Construction water level
Vintage manual clocking in stamp machine isolated on a white background
Manometer. Prop in the forest near the agritourism farm in Koryciny, Poland
Body Electrochemistry machine isolated on white background. Science and educational concept
Research Laboratory
Free Images: "bestof:Stalagmometr1.png Stalagmometer - A device used for the determination of surface tension own 2006-07-12 Janusz 'Ency' Dorożyński Measuring instruments surface"
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UY224 tetrode plate current negative resistance.svg
Crystal radio circuit with bias and buzzer.svg
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Unknown device - National Museum of Nature and Science, Tokyo - DSC07785.JPG
Alidade for ceiling projector.JPG
Humidity Standard.jpg
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Enhanced aluminum coated first surface mirror on an optical flat.JPG
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