| Reference number | RBO/19/67 |
| Alternative reference number | RBO.19. 440 |
| Level | Item |
| Title | 'Account of a new Protractor and Scale of equal parts' by William Gardiner |
| Date | 1736 |
| Description | Mr Sissons had lately invented a new protractor for drawing station lines of a survey
Read to the Royal Society on 27 May 1736 |
| Language | English |
| Extent | 3 sides |
| Format | Manuscript |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related records in the catalogue | RBO/19/62 |