Negative - drum and sprayer

Negative - drum and sprayer

Negative - barley field

Negative - students with tractor and plow

Negative - grain storage at Glenlea

Negative - travelling boom irrigator

Negative - acetylene welding class

Negative - trench silo

Negative - harvesting grain at Glenlea research station

Negative - harvesting grain at Glenlea research station

Negative - building at Glenlea research station

Negative - tubs of water at Glenlea research station

Negative - man repairing vehicle at Glenlea research station

Negative - man repairing vehicle at Glenlea research station

Negative - harvesting grain at Glenlea research station

Negative - interior of building at Glenlea research station

Negative - laboratory at Glenlea research station

Negative - laboratory at Glenlea research station

Negative - tractors at Glenlea research station

Negative - tubs and hoses at Glenlea research station

Negative - cows at Glenlea research station

Negative - man getting out of van at Glenlea research station

Negative - cows at Glenlea research station

Negative - cows at Glenlea research station

Negative - student working at Glenlea research station

Negative - crops and pipe at Glenlea research station

Negative - tractor and harvester at Glenlea research station

Negative - mechanic working at Glenlea research station

Negative - mechanic working at Glenlea research station

Negative - mechanic working at Glenlea research station

Negative - cow milking at Glenlea research station

Negative - cow milking at Glenlea research station

Negative - cow milking at Glenlea research station

Negative - crops in standing water at Glenlea research station

Negative - cattle barn at Glenlea research station

Negative - cattle barn at Glenlea research station

Negative - cattle barn at Glenlea research station

Negative - cow milking at Glenlea research station

Negative - man in barn at Glenlea research station

Negative - building at Glenlea research station

Negative - building at Glenlea research station

Negative - cows at Glenlea research station

Negative - grain field at Glenlea research station

Photograph - aerial view of Glenlea research station

Negative - unidentified men leading class

Negative - unidentified man leading class

Negative - unidentified man leading class

Negative - unidentified man leading class