| RefNo | MS/928/2/59 |
| Level | Item |
| Title | Postcard from Alfred Seabold Eli Ackermann, to Charles Vernon Boys, St Marybourne nr Andover, Hampshire |
| Creator | Ackermann; Alfred Seabold Eli (1867-1951); British engineer |
| Recipient | Boys; Sir Charles Vernon (1855-1944); British physicist and inventor |
| Date | 1 June 1940 |
| Description | Note on 'four 4s' problems, thanking Boys for his solutions up to 106. Ackermann states that Boys's drawing is also of interest.
Alfred Seabold Eli Ackermann (1867-1951), British engineer. |
| Extent | 2p |
| Format | Manuscript |
| PhysicalDescription | On card |
| AccessStatus | Open |