| Reference number | NLB/50/674 |
| Alternative reference number | NLB/50 p410 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to The Manager, British Vacuum Cleaner Company |
| Date | 9 October 1914 |
| Description | There is a serious problem regarding the large parcel of books in the store rooms which are being redecorated, and the Clerk of the Works has agreed that it would be beneficial if the dirt was removed via the vacuum process. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |