| Name: | PD 2613 (DA 3485) | |
| PD: | PD 2613 | |
| Title: | Grids formed trigonometrically by tapes. | |
| Artist: | W.B. Dinsmoor, Jr. | |
| Storage: | 28 | |
| Condition Base: | Faint | |
| Dirty | ||
| Material: | Diazotype | |
| Medium: | Printing Ink | |
| Size Sheet: | 0.36 x 0.18 | |
| Bibliography: | JFA 4 (1977), p. 309-28, fig. 2. | |
| Date: | 1989 |