| RefNo | DM/3/33 |
| Level | Item |
| Title | Minutes of a meeting of the Optical Glass Committee |
| Date | 26 April 1827 |
| Description | On the reading of a report from a sub-committee to the Optical Glass Committee. |
| Extent | 1 side |
| Format | Manuscript |
| AccessStatus | Open |
| AccessConditions | OPEN - but photocopying forbidden. |
| RelatedMaterial | See also CMB/1/13, CMB/69-71 |