Free Images: "bestof:Arago kilogram.jpg metric standards used by the United States It was procured by the US from France in 1821 to serve as primary standard for metric weights It"
Kilogram (blue) (5940489901).jpg
Kilogram (gold) (5941049018).jpg
Standard Reference Materials Preparation (5941085050).jpg
Levi Morton - Brady-Handy portrait - standard crop.jpg
Beach_landing_in_Santo_Domingo_DVIDS122514.jpg
Common Murres (5940478571).jpg
NIST Nobel Laureate Explains (5941059340).jpg
Laser Tracker (5940486369).jpg
Metafilms; Sub-wavelength resonators (5884301049).jpg
Hawksbill Sea Turtle (7454788426).jpg
Near-field Antenna Measurements (5941062964).jpg
Transition Edge X-ray Sensor (5884305363).jpg
Advanced Measurement Laboratory; Nanofabrication Facility; Chip Ovens (5884870010).jpg
Ultrafast Photon Detector (5881388183).jpg
Iron-based and Copper-Oxide High-Temperature Superconductors (5884302103).jpg
New PML Lab (7093349409).jpg
Identifying Automotive Emissions (5941045842).jpg
Multi-layered Mirror (5881388485).jpg
NRC (5888575550).jpg
Calibrating Infrared Detectors (5881382145).jpg
Lab-on-a-Chip (5885283580).jpg
NIST Pins Down Imaging System for the Blind (5884515996).jpg
Error Correction (5884515900).jpg
NIST engineer Kate Remley (6052872100).jpg
Standards for Radiation Detection (5940488991).jpg
Concrete Strength Testing (5888202462).jpg
Advanced Measurement Laboratory; Night View (5941021430).jpg
Tissue Engineering; Biomaterials for the Heart (5881107872).jpg
Coordinate Measuring Machine (5940440685).jpg
Time & Frequency; Atomic Clocks (5881386915).jpg
Homeland Security; World Trade Center; Steel Fireproofing (5941047642).jpg
Forensic DNA Analysis (5881109656).jpg
MACS, Multi-Axis Crystal Spectrometer (5888574314).jpg
Converting Digital Information into Braille (5883951271).jpg
NIST Antenna Calibrations Extended to 60-110 GHz (5941062520).jpg
New Instrument Tests the Metal of WTC Steel (5940503481).jpg
New Accreditation Program for Body Armor Testing Laboratories (5941061708).jpg
New Imaging Tool is Boon to Fuel Cell Research (5880686731).jpg
John Hagedorn (5884514054).jpg
Bringing Polymer Patterns into Focus (5940988602).jpg
Cloud Computing (6648686983).jpg
Digital Fingerprint Scanner (6648687021).jpg
Real-time Quality Control for Welding (5884928619).jpg
Chemistry, calibrations, mercury emissions (5940996728).jpg
AFM 2 (5940986486).jpg
Photograph_of_Members_of_the_Mochida_Family_Awaiting_Evacuation_-_NARA_-_537505.jpg
MUTCD S4-5 METRIC.svg
I-30 (AR) Metric.svg
I-40 (AR) Metric.svg
I-55 (AR) Metric.svg
I-430 (AR) Metric.svg
I-440 (AR) Metric.svg
I-530 (AR) Metric.svg
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I-555 (AR) Metric.svg
I-630 (AR) Metric.svg
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I-A1 (AK) Metric.svg
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I-37 (TX) Metric.svg
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I-130 (AR) Metric.svg
I-184 (ID) Metric.svg
I-229 (ND) Metric.svg
I-229 (SD) Metric.svg
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I-393 (NH) Metric.svg
I-480 (OH) Metric.svg
I-675 (OH) Metric.svg
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I-57 (IL) Metric.svg
I-175 (FL) Metric.svg
I-90 (IL) Metric.svg
I-95 (DE) Metric.svg
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I-275 (MI) Metric.svg
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