1907 Print Edward Acheson Chemist Inventor Carborundum - ORIGINAL TW3 NGM1 This is an original 1921

This is an original 1921 halftone print of a miner wearing a new helmet

Lawrence Seaway

Harmon of David Rutter & Company

the top image is of General John J

1907 Print Edward Acheson Chemist Inventor Carborundum - ORIGINAL TW3 NGM1 This is an original 1921This is an original 1907 color print of Edward G. Acheson an American chemist. He was the inventor of carborundum, which is a compound of carbon and silicon used to make hard ceramics which are used in bulletproof vests. CONDITION This 104+ year old Item is rated Very Fine ++. Light aging in margins. No creases. No natural defects. No surface rub. No tears. No water damage. Please note that there is printing on the reverse. Product Type: Original