Object Details
- Description
- Backstaff (aka Davis quadrant) that probably dates from the eighteenth century. The frame is ebony; the arcs, vanes, and inlay are boxwood.
- Location
- Currently not on view
- Credit Line
- Arthur R. Crittenden
- 18th century
- ID Number
- PH.178975
- accession number
- 12216
- catalog number
- 178975
- Object Name
- backstaff
- Measurements
- overall: 25 1/4 in; 64.135 cm
- See more items in
- Medicine and Science: Physical Sciences
- Navigation
- Measuring & Mapping
- National Museum of American History
- Record ID
- nmah_1197616
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746b2-60d5-704b-e053-15f76fa0b4fa
