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Soil conservation: Manilla District
Cowra District: soil conservation
Gunnedah District
Soil conservation: Scone District
Soil conservation: Tamworth District
Wagga District
Contour banks in paddocks
Contour furrowing at Gosford and area: ground for cultivation
Cootamundra District
Soil conservation: Manilla District
Contour banks in paddocks
Gunnedah District
Wagga District
Soil conservation: Scone District
Contour banks in paddocks
Soil conservation: Tamworth District
Contour furrowing at Gosford and area: rotary hoeing
Soil conservation
Kempsey District
Soil conservation
Wagga District
Soil conservation: Scone District
Contour furrowing at Gosford and area: citrus orchard
Soil Conservation: Scone District
Soil Conservation: Scone District
Wagga District
Contour banks in paddocks
Wagga District
Wagga Research Station
Soil conservation
Soil conservation: Tamworth District
Soil conservation: Manilla District
Soil conservation: Scone District
Soil conservation: Tamworth District
Soil Conservation
Wagga District
Soil conservation
Paddocks showing contour banks
Soil conservation: Tamworth District
Wagga Research Station
Soil conservation work, Inverell Research Station and District
Soil conservation: Tamworth District
Wagga District
Kempsey District
Soil Conservation: Scone District
Cootamundra District
Soil conservation: Tamworth District
Kempsey District
Scone Experimental Station
Soil conservation: Scone District
Contour furrowing at Gosford and area: citrus orchard
Kempsey District
Soil conservation: Tamworth District
Cootamundra District
Cowra District: soil conservation
Wagga Research Station
Gunnedah District
Soil conservation: Tamworth District
Wagga District
Soil conservation: Manilla District
Soil Conservation: Scone District
Soil conservation
Cowra District: soil conservation
Soil Conservation: Scone District
Gunnedah District
Wagga Research Station
Soil conservation: Tamworth District
Soil conservation: Manilla District
Soil conservation: Manilla District
Cowra District: soil conservation
Scone District
Gunnedah District
Soil conservation: Manilla District
Soil conservation
Scone District
Yass District
Goulburn District
Wagga District
Contour furrowing at Gosford and area: ground for cultivation
Paddocks showing contour banks: Cowra District
Soil conservation: Tamworth District
Soil conservation: Tamworth District
Cowra District: soil conservation
Contour banks
Soil conservation: Tamworth District
Soil Conservation: Scone District
Soil conservation: Tamworth District
Cowra District: soil conservation
Soil conservation
Soil conservation: Manilla District
Cowra District: soil conservation
Soil conservation
Soil conservation
Scone District
Soil conservation: Manilla District
Soil Conservation: Scone District
[Cowra District : soil conservation], 1952
Cootamundra District
Gunnedah District
Goulburn District
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