| Id Number | 234 |
| Object Title | Aneroid Barometer |
| Manufacturer | Unknown |
| Date of Object | Unknown |
| Model | Unknown |
| Serial Number | Unknown |
| Dimensions | 38 x 34.5 x 4.5 cm; 15'' x 13 3/4'' x 1 7/8'' |
| Material | Wood; Glass; Metal; Hair |
| Id Number | 235 |
| Object Title | Aneroid Barometer |
| Manufacturer | Cornflius Knudsen or Otto Bahne? |
| Date of Object | Unknown |
| Model | Unknown |
| Serial Number | 183 |
| Dimensions | 17 x 4.5 cm; 6 3/4'' x 1 3/4'' |
| Material | Wood; Glass; Metal; Ceramic; Paint |
| Id Number | 236 |
| Object Title | Aneroid Barometer |
| Manufacturer | Heinrich Fröbel |
| Date of Object | Unknown |
| Model | Unknown |
| Serial Number | 526 |
| Dimensions | 21. 5 x 4.75 cm; 8 1/2'' x 1 7/8'' |
| Material | Wood; Glass; Metal; Paint |