| RefNo | CW/A/11 |
| Level | Item |
| Title | Data for photographs |
| Date | 25 January 1912-9 January 1914 |
| Description | This is a small laboratory notebook recording the data of photographs taken over the above period. The experiments here recorded utilize the technical improvements enumerated at the close of volume A9. A |
| Notes | The 1963 listing mentions a batch of prints and photographs accompanying this volume, which are now catalogued as CW/D. |
| AccessStatus | Open |