Keywords: FMIB 38324 Cutting machine of simple type.jpeg check categories 26 August 2015 2 Cutting machine of simple type Subject Pearl button industry--Equipment and supplies Tag Shellfish 1921 Cite book Fresh-water Mussels and Mussel Industries of the United States Coker Robert E Washington DC Government Printing Office 1921 Bulletin of the United States Bureau of Fisheries vol 36 1917-1918 Plate XXXV-3 Creator Robert Ervin Coker PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38324 Images from the Freshwater and Marine Image Bank to check Robert Ervin Coker Shell buttons |