| 1. | Agricultural Machinery | | | Contains descriptions and drawings of ground breaking, seed depositing, gathering, and miscellaneous farm implements. www.history.rochester.edu |
| 3. | The Deere Farm | | | Pictures of various restored antique tractors, engines, implements, and general items. www.personal.psu.edu |
| 4. | Chickentown Gas and Steam Association | | | Annual steam and gas engine show in Pennsylvania. Demonstrations and antique displays. See operating engines, sawmill, grist mill. www.chickentown.org |
| 6. | The Old Machinery Magazine | | | An Australian bi-monthly magazine covering stationary engines, tractors and farm machinery, including rallies and auctions. www.tomm.com.au |
| 7. | Pioneer Engineers Club of Indiana | | | A group of people who enjoy bringing their antique farm equipment to an annual show to foster appreciation for bygone days on the farm. www.pioneerengineers.com |
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