| Reference number | NLB/26/581 |
| Alternative reference number | NLB/26 p335 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison to, The London Electric Supply Corporation Limited, 25a Cockspur Street, S.W. |
| Date | 23 April 1903 |
| Description | Harrison realizes that the amount of alternating current used here is small in proportion to the installation which was set up for it. However it is not strictly true that it is limited to experimental purposes, there is near constant lighting in use in the basement. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |