Keywords: FMIB 49814 Lower forms used in Camp process Note metal fingers supporting canvas web to keep condcrete from dropping through.jpeg check categories 17 September 2015 2 Lower forms used in Camp process Note metal fingers supporting canvas web to keep condcrete from dropping through Subject Piling Civil engineering Tag Coasts 1921 Cite book Report on the San Francisco Bay Marine Piling Survey San Francisco Bay Marine Piling Committee San Francisco CA San Francisco Bay Marine Piling Committee 1921 1st Plate 5 Fig 1 San Francisco Bay Marine Piling Committee PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 49814 Images from the Freshwater and Marine Image Bank to check San Francisco Bay Marine Piling Committee Piles structural |