Be sure to look at all 5 pages.
https://sjchonline.org/the-industrial-revolution-in-the-delta/
Page 4 shows a patent drawing for a "tractor wheel" - Sampson Sieve Grip I do not know how many exist today but I have only seen a handful. To give you an idea of the size - D7E behind in this picture.
I love the links you post to old articles and pictures! Thanks so much!
Our channel highlights machines from the earliest Holt and Best track-type tractors, equipment from the start of Caterpillar in 1925, up to units built in the mid-1960s.
Chapter Two
| Folds Farm, Godshillwood, Fordingbridge, Hampshire, SP6 2LU, UKChapter Twenty Nine
| Hawkesbury Showground, Racecourse Rd, Clarendin, NSW, AustraliaChapter Nineteen
| Victoria Park, Urana NSW
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