Hammond Multiplex Portable
Unsure
Mathematical
| Serial number | (AL?) 225425 |
|---|---|
| Date of manufacture | 1915, probably 1919-1921 |
| Country of origin | USA |
| Layout | QWERTY (Universal) |
Condition
Needs cleaning and evaluation. Needs new feet
Provenance
ebay
Notes
elements: 135 Mathematical (4 row) and 180 Petite Gothic (3 row)