General instructions for hydrographic surveyors (short title GIHS) / Great Britain. Hydrographic Department
Record details
| Publisher: | Hydrographer of the Navy, |
|---|---|
| Pub date: | 1992. |
| Pages: | 2v, loose-leaf ; |
| Publisher: | Hydrographer of the Navy, |
|---|---|
| Pub date: | 1992. |
| Pages: | 2v, loose-leaf ; |