| Reference number | NLB/50/82 |
| Alternative reference number | NLB/50 p47 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to The Silica Syndicate Limited, 82 Hatton Garden, E.C. |
| Date | 28 April 1914 |
| Description | Regarding their letter of 27 April, there would be no objection to their including a few forms of apparatus made by other firms, intended to be elucidators of their own exhibit. The phrases they mention could be written on explanatory card in connection with the exhibit, in order to avoid carrying them into the programme. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |