Facts on irrigation in Canada in 1920 from the number of projects to areas irrigated.

Photograph of a man standing next to a field ditcher used in irrigation next to farm buildings in Colorado, USA in the early 20th century.

Photograph of a flooded irrigation field area in the early 20th century.

Photograph of a field of oats in Alberta, Canada that produce 90 bushels per acre as a result of irrigation in the early 20th century.

Photograph of 'a portion of the main bund of the Macpherson Lake at Allahabad.' The text beneath the image notes that there are weirs at each end to prevent fish escaping and that the lake water can be used for irrigation or drained off and the land cultivated. Part of the Survey of India Office, Calcutta, 1902.

Photograph of 'Plats on the grounds of the Montana Station, showing what may be accomplished by the flume' in the late 19th or early 20th century.

Photograph of an orange orchard in Ontario, California with rows of irrigation ditches between the trees in the early 20th century.

Photograph of an orchard at the Coldstream Estate in the Okanagan district in British Columbia, Canada showing trees and an irrigation ditch in the late 19th or early 20th century.

Photograph of a Persian wheel, a mechanical water lifting device operated by draught animals in a [corn?] field with a man sitting on one part of the wheel in the late 19th or early 20th century.

Photograph of a water mill being powered by water from a waterfall for irrigation in the late 19th or early 20th century.