| RefNo | DM/3/34 |
| Level | Item |
| Title | Minutes of meetings of a sub-committee of the Optical Glass Committee |
| Date | March-April 1827 |
| Description | Dates of meetings: 19 March, 29 March and 18 April 1827.
These together make the first report of the sub-committee. |
| Extent | 8 sides |
| Format | Manuscript |
| AccessStatus | Open |
| AccessConditions | OPEN - but photocopying forbidden. |
| RelatedMaterial | See also CMB/1/13, CMB/69-71 |