| Introduction | |
| 1 | Description of the Bridges-Lee New Patent Photo-Theodolite (1897 ca.) |
| 2 | Camera transit made by Fairchild (ca. 1946) |
| Photographers | |
| 3 | Albrecht Meydenbauer: Photogrammetry |
| Introduction | |
| 1 | Description of the Bridges-Lee New Patent Photo-Theodolite (1897 ca.) |
| 2 | Camera transit made by Fairchild (ca. 1946) |
| Photographers | |
| 3 | Albrecht Meydenbauer: Photogrammetry |