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Pokolbin area
Pokolbin area
Contour furrow holding water
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Irrigation at Bourke, showing water conducting drains
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin area
Gunnedah District
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Contour furrowing at Gosford and area: citrus orchard
Pokolbin area
Pokolbin area
Soil Conservation Service
Pokolbin
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area
Pokolbin area
Gunnedah district
Pokolbin
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin area
Pokolbin
Pokolbin area