- Part of Isotopes
Mass spectra illustration depicts an analysis of elements including mercury, boron, bromine, sulphur, and phosphorus.
Digitized in entirety, this work on isotopes covers topics including radioactive isotopes, positive…
This mezzotint by William Pether, after the 1771 painting by Joseph Wright of Derby, shows a kneeling alchemist in his laboratory, gazing in wonder at the results of his latest experiment. The painting's full original…
- Circa 1967
This instrument was developed by Beckman Instruments' Advanced Technology Operations (ATO) in 1967 for the United States Navy. It was designed to detect chemical warfare agents aboard a ship via air samples introduced…