| Id Number | 283 |
| Object Title | Thermograph |
| Manufacturer | Negretti & Zambra |
| Date of Object | Unknown |
| Model | Unknown |
| Serial Number | 35047 |
| Dimensions | 23 x 33.5 x 18 cm; 9''13 1/4'' x 7'' |
| Material | Metal; Glass |
| Id Number | 285 |
| Object Title | Thermograph |
| Manufacturer | Short & Mason |
| Date of Object | Unknown |
| Model | Unknown |
| Serial Number | E7345 |
| Dimensions | 18 x 25.5 x 12 cm; 7'' x 10'' x 4 3/4'' |
| Material | Metal; Glass |
| Id Number | 288 |
| Object Title | Thermo-Hygrograph |
| Manufacturer | R. Fuess |
| Date of Object | Unknown |
| Model | 18r |
| Serial Number | E 600 |
| Dimensions | 30.5 x 33 x 13.5 cm; 12'' x 13'' x 5 1/4'' |
| Material | Metal; Glass |