Collection: Data InventoryCruise: DSV Alvin, Dive 1921, 1987-09-27Ship/Vehicle: DSV AlvinDate Created: 1987-09-27media: VHS videocasette - 3 tapes, Film - Stills 35mm Color 1 reelnotes: Juan de Fuca Ridge - Geologycruise/dive: 1921Items: VHS (3)35mm (1)
