Rock Island Tractors
Rock Island Tractors
| Rock Island F 18-35 | Power: 38 hp | Date of manufacture : 1927 - 1937 |
| Rock Island G2 15-25 | Power: 27 hp | Date of manufacture : 1929 - 1932 |
| Rock Island G 15-25 | Power: 27 hp | Date of manufacture : 1927 - 1928 |