1923 Three wheel "Zaporozhets" Tractor: http://p-shkola.by/ru/child_periodic...90?art_id=2899
and http://p-shkola.by/ru/child_periodic...390?num_ID=974
There are no instructions, just a single picture of the completed model. This is a weird and complex vehicle so putting it together will be a puzzle, but the end result, a very unique tractor will be worth the extra effort. A picture of the tractor is attached to this post.