A Group of Women Prepare to Take Over Maintenance Responsibilities for Aircraft, 1940-1945. Original public domain image… https://www.rawpixel.com/image/8766029/photo-image-vintage-plane-womenFree Image from public domain licenseSenior carpenter working in his wood workshop https://www.rawpixel.com/image/3317324/premium-photo-image-seniors-hobby-working-pension-beardView licenseOil workers pulling up old pipe to change bit on drilling pipe at bottom of oil well in C.C. Graber pool of Continental oil… https://www.rawpixel.com/image/12248639/photo-image-person-public-domain-manFree Image from public domain license