| Level | Item |
| Reference Number (click to see whole series/group) | E19/570 |
| Extent | 1 item |
| Title | PLANS: HEAD OFFICE - VAULTS, UNDERPINNING, ETC. |
| Date | 21 Feb 1849 |
| Description | Proposed new vaults under Public and Private Drawing Offices, and open area and toilets in Garden Court. Plan and sections. 2'4" x 1'8" [1" = 4' and 1" = 8'] |