Keywords: FMIB 49825 Section vertically through center of pile head and corbet Note the creosoted shell not yet attacked.jpeg check categories 17 September 2015 3 Section vertically through center of pile head and corbet Note the creosoted shell not yet attacked Subject Piling Civil engineering Weathering 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 10 Fig 2 San Francisco Bay Marine Piling Committee PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 49825 Images from the Freshwater and Marine Image Bank to check San Francisco Bay Marine Piling Committee Piles structural Weathering |