| RefNo | PP/7/3/2 |
| Previous numbers | PP/39/5 |
| Level | Item |
| Title | Figures, glass under a microscope by Douglas Herman and Frank Rutley |
| Creator | Herman; Douglas (fl 1885) |
| Rutley; Frank (1842-1904); English geologist; petrographer |
| Date | 1885 |
| Description | Fifteen pages of figures in pencil and ink showing magnified crystal structures observed by Herman and Rutley in their investigations into the microscopic characters of some specimens of devitrified glass. Also includes a figure of 'part of a large spherule in obsidian' found in California.
Subject: Mineralogy / Geology / Crystallography
Prints of some of these figures were published in volume 39 of the Proceedings of the Royal Society alongside the paper 'On the microscopic characters of some specimens of devitrified glass, with notes on certain analogous structures in rocks'. |
| Extent | 15p |
| Format | Drawing |
| PhysicalDescription | Ink and graphite pencil on paper |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | DOI: 10.1098/rspl.1885.0007 |