| RefNo | L&P/6/32 |
| Level | Item |
| Title | Letter, 'Diagrams of sunspots' from Humphry Marshall to Benjamin Franklin |
| Date | 1773 |
| Description | Subject: Astronomy
Published in Philosophical Transactions, as 'Extract of a letter from Mr. Humphry Marshall, of West Bradford, in Chester County, Pennsylvania, to Dr. Franklin, sent with sketches of the solar spots, dated May 3, 1773'
Read date not given. |
| Extent | 220p |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | DOI: 10.1098/rstl.1774.0026 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA7974 | Franklin; Benjamin (1706 - 1790) | 1706 - 1790 |