| RefNo | AP/70/9/3 |
| Level | Item |
| Title | Unpublished photograph, experimental apparatus by Thomas Gray |
| Creator | Gray; Thomas (fl 1894) |
| Date | 1894 |
| Description | A photographic print showing mechanical equipment used by Gray in his investigations into the measurement of magnetic properties of iron.
Subject: Physics / Chemistry |
| Extent | 1p |
| Format | Photograph |
| PhysicalDescription | Photograph |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |