Collection: Data InventoryCruise: DSV Alvin, Dive 1817, 1987-03-18Ship/Vehicle: DSV AlvinDate Created: 1987-03-08media: VHS videocasette - 1 tape, Film - Stills 35mm Color 1 reelnotes: Horizon Guyot - Biologycruise/dive: 1811Items: VHS (1)35mm (1)