Anna Zinkeisen (1901-1976)
Efficiency of Plough Designs in 1770
signed 'A Zinkeisen' (lower right) and inscribed 'Efficiency of Plough Designs/in 1770/Spring dynamometer invented by Samuel Hoare' (on a label attached to the stretcher)
oil on canvas
28 x 36 in. (71.1 x 91.4 cm.)
Anna Zinkeisen (1901-1976)
Efficiency of Plough Designs in 1770
signed 'A Zinkeisen' (lower right) and inscribed 'Efficiency of Plough Designs/in 1770/Spring dynamometer invented by Samuel Hoare' (on a label attached to the stretcher)
oil on canvas
28 x 36 in. (71.1 x 91.4 cm.)
