| RefNo | MS/525/6/4/6 | 
| Level | Item | 
| Title | Report from [Bertram Hopkinson] to the Secretary, The Admiralty, London | 
| Date | 18 March 1915 | 
| Description | Report in the form of a letter, detailing experiments on models conducted at Cambridge and Portsmouth to determine the efect of explosive charges on ship hull plating. With two integral drawings. Marked 'Secret'. | 
| Extent | 5p | 
| Format | Typescript | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA7297 | Hopkinson; Bertram (1874 - 1918) | 1874 - 1918 |