(Documentary Artifact): One b/w photographic print of the Santa Fe Railroad’s 100-ton steam crane used to unload the Palomar Observatory’s mirror (200′ diameter), at east Pasadena station for truck transit to Caltech for polishing.
Notes on verso of print:
OP 15362-1081 (subst) / 86:15900-2080/ PASADENA, CA/ 1936/ PALOMAR OBSERVATORY MIRROR/ SANTA FE R.R. 100 TON STEAM CRANE/ USED TO UNLOAD MIRROR (200′ DIAM)/ AT EAST PASADENA STATION FOR/ TRUCK TRANSIT TO CALTECH FOR/ POLISHING
