Model, scale 1:4, patent portable threshing machine and horse gear embodying patents of 1843, 1844 and 1850, made by Richard Garrett & Sons Ltd of Leiston and shown at the Great Exhibition, 1851 1:4 scale model of Patent portable threshing machine and horse gear 1850-1851
Threshing machine built by R.G. Garvie and Son, Aberdeen, c. 1929 Threshing Machine built by R.G. Garvie and Son 1924-1934
