| Physical media | microfilm storage section of the WHSC Data Library (Mclean) |
|---|---|
| Public files | (Not specified) |
| Supporting documentation or data | |
| Physical location | Data Library |
| Digital location | http://woodshole.er.usgs.gov/operations/ia/mclean_detail.php?fa=89003 |
| Activity | Equipment |
|---|---|
| 1989-003-FA | Air gun Seismic system that releases air into the water column at timed intervals producing a pressurized air bubble which in turn produces a sound way. |