| Author: | Whitman, Roger B. (Roger Bradbury), 1875-1942 |
| Subject: | TL, Traction-engines |
| Format: | Electronic text |
| Date issued: | 2022 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Tractor Principles : The Action, Mechanism, Handling, Care, Maintenance and Repair of the Gas Engine Tractor [electronic resource] / Roger B. Whitman |