| Educator Supplement | X |
 |
||
| Photoessay | X | |||
| Background Information | X | |||
| Background Slides | X | |||
| Habitat Slides (all sites) | X | |||
| Aerial Photography | 1955 | 1979 | 1988 | 1996Mobile 1996Bridgehead |
| Habitat Maps | 1956 | 1978 | 1988 | |
| Topographic Maps | 1:24,000Mobile 1:24,000Bridgehead |
1:100,000 | 1:250,000 | |
| Land Cover Maps | 1956 | 1979 | 1988 | 1956/79 1979/88 1956/88 |