Stardust sample analysis @ UC Berkeley clean room with Dr Scott Sandford, NASA Ames Astrophysicist - mission samples… https://www.rawpixel.com/image/440680/free-photo-image-chemistry-scientist-aerogelFree Image from public domain licenseSalinas, California. Intercontinental Rubber Producers. Harry Baucher, head chemist, works on deresinating tests by Russell… https://www.rawpixel.com/image/12151439/image-person-art-vintageFree Image from public domain license