Heer Levelling Telescope
1900
- Title
- Heer Levelling Telescope
- Collection
- Caltech Images Collection
- Series
- Scientific Instrument Photographs
- Identifier
- ST-GE-15
- Dates
- 1900
- Extents
- 1 photographs
- Abstract
- Peter Heer levelling telescope. Manufactured in Chicago Illinois. Housed in wooden case