no markings, probably Galapagos, 1977, based on nearby tapes, unknown

Collection: 
Data Inventory
Ship/Vehicle: 
DSV Alvin
media: 1/4" reel-to-reel audio tapes - 2 tapes
notes: no markings, probably Galapagos, 1977, based on nearby tapes
cruise/dive: unknown
Items: 
audio RtoR (2)