Showing 420 results
Subjects| Subjects term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Dividing machine | 0 | 0 | |
| Dome | 19 | 0 | |
| Doppler shifts(solar) | 2 | 0 | |
| Doppler shift(stellar) | 0 | 0 | |
| Drum chronograph | 2 | 0 | |
| Dust detectors | 1 | 0 | |
| Dwarf novae | 0 | 0 | |
| Dwarf stars | 0 | 0 | |
| Earth | 0 | 0 | |
| Eclipses | 1 | 0 |