| Reference number | RBO/13/73 |
| Alternative reference number | RBO.13.274 |
| Level | Item |
| Title | 'A further Account of a new machine call'd the marine Surveyor design'd for the Mensuration of the Way of a Ship at Sea more correctly than by the Log at present in Use, or any other Method hitherto invented for that Purpose by M Henry de Saumarez of the Island of Guernsey, part of his Majesties ancient Dutchy of Normandy' |
| Date | 1728 |
| Description | Engraving of the ship with new machine from 'Philosophical Transactions' attached
Read to the Royal Society on 23 January 1728 |
| Language | English |
| Extent | 14 sides |
| Format | Manuscript |
| Access status | Open |
| Related material | Printed in 'Philosophical Transactions', vol 36, no 408, p 45 |