- Fonds09.1 - Dr. Charles Borden DhRt-4 Project Fonds
- Series3 - Photographs
- File23 - 1973 slides
- 124 more...
- Item125 - Profile: e-6 (e 2-4) unit: n 2-4 e 4-6 west wall
- Item126 - Profile: s-4 (e 4-6) unit: s 2-4 e 4-6 south wall
- Item127 - Profile: e-6 (s 2-4) unit: s 2-4 e 4-6 east wall
- Item128 - General - crew (trench e 4-6 in foreground)
- Item129 - Profile: e-4 (s 2-4) unit: s 2-4 e 4-6 west wall
- Item130 - General - site (from south)
- Item131 - Profile: e-16 (e 2-4) unit: s 2-4 e 16-18 west wall
- Item132 - Profile: s-4 (e 16-18) unit: s 2-4 e 16-18 south wall
- Item133 - Profile: e-18 (s 2-4) unit: s 2-4 e 16-18 east wall
- 27 more...