Describes the jobs and training of the people who operate and service various types of farm and earth-moving machinery.
- ISBN10 0516074539
- ISBN13 9780516074535
- Publish Date 1 January 1973
- Publish Status Out of Print
- Out of Print 25 July 2012
- Publish Country US
- Imprint Children's Press(CT)
- Format Hardcover
- Pages 63
- Language English