[GH85Carrera]

Two workers at a Rolls-Royce factory in Britain fit the Crankshaft Assembly into the Crank Case of a Merlin engine, 1942.






BATTLE OF TARAWA.
A wet sandblaster built in the Boat Pool shops on Tarawa Atoll, Gilbert Islands, invented by Lieutenant Junior Grade Arthur J. Howe, USNR. This machine is used very effectively for removing old paint and scale from the hulls of small craft. Photograph released December 4, 1944. National Museum of U.S. Navy.