Dr Frances Heywood #metallurgist Proudly part of history of women in metal trades in 1947 rebuffed query about #engineering being new for women by quoting 469 female blacksmiths & 322 smelters in 1840 census. @wes1919.bsky.social president 1948. d. #OTD 18 Sep 1994 en.wikipedia.org/wiki/Frances...

Georgina Kermode #suffragette #metallurgist #engineer #entrepreneur holder of many patents. Invented vending machine for postage stamps which detected counterfeit coins. Post Office bought machines & installed 1st 1 in UK Houses of Parliament... d. #OTD 5 Sep 1923 en.wikipedia.org/wiki/Georgin...