Hartz River Valley Irrigation Scheme : general plan of estate from the Transvaal Border showing works and all lands, government or otherwise, proposed to be embraced in the irrigation estate as recommended to government for adoption
Hartz River Valley Irrigation Scheme : general plan of estate from the Transvaal Border showing works and all lands, government or otherwise, proposed to be embraced in the irrigation estate as recommended to government for adoption
Topographical map of the Harts River Valley in the Northern Cape, showing canals, streams, irrigable land, stoney ground and existing roads. Drawing no. 18. Some colour. Scale 1/2 inch to 1 Cape rood, 2 inches to 1 mile