"Twae pair o horse" (Clydesdales) ploughing. The swing ploughs might be made by Ransomes of Ipswich, with their wheels setting the depth of the beam and thus the angle of cut running in the fur or furrow. The stacks in the background are probably wheat, the typical large hansom grain stacks of Mid and East Lothian.
Oxgangs is a residential area situated in the south of Edinburgh, a short distance north of the Edinburgh bypass. Prior to mid 20th century housing developments the area was principally agricultural.