| RefNo | RBO/13/40 | 
| AltRefNo | RBO.13.104 | 
| Level | Item | 
| Title | Observations of the satellites of Jupiter in 1727 | 
| Date | 1727 | 
| Description | Telescope was 18 feet long | 
| Language | French | 
| Extent | 2 sides | 
| Format | Manuscript | 
| Digital images | View item on Science in the Making | 
| AccessStatus | Open |