Keywords: FMIB 49314 Stern Derrick of the "Porcupine" showing the "accumulator" the dredge, and the mode of stowing the rope.jpeg check categories 2 September 2015 2 Stern Derrick of the Porcupine showing the accumulator the dredge and the mode of stowing the rope Subject Porcupine Ship Dredges Cranes derricks etc Tag Vessels 1873 Cite book Depths of the Sea an account of the General Results of the Dredging Cruises of H M SS 'Porcupine' and 'Lightning' During the Summers of 1868 1869 and 1870 under the Scientific Direction of Dr Carpenter F R S J Gwyn Jeffreys F R S and Dr Wyville Thomson F R S Thomson C Wyville London England MacMillan and Co 1873 Fig 46 Creator Charles Wyville Thomson PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 49314 Images from the Freshwater and Marine Image Bank to check Charles Wyville Thomson Dredging |