Stories Organisations Projects About Login

Tractor calculator

From the Collection of Yarrawonga and Mulwala Pioneer Museum 151 Melbourne St, Mulwala NSW

Square orange card with rotating wheel attached by a centrre metal stud. By aligning appropriate measures on the wheel and card it tells the farmer the approx number of acres that can be worked in a ten hour day with any tool or implement.
10cm square
Object Registration
Historical information
A ready reckoner useful to the farmer during the 1950's
When Made
Inscriptions & Markings
Allis Chambers tracotr calculator. Tractor speed miles per hour. Width of cut in feet of ploughs, harrows, cultivators, combines, harvesters etc (see photo)
Last updated
16 Jun 2019 at 5:18PM