Plan of Campbelltown [electronic resource] / T. Heale.... National Library of New Zealand
Map of the Borough of Campbelltown, Southland [electronic resource] drawn by J.C. Potter, March 1907.... National Library of New Zealand
Map of the Borough of Bluff, Southland [electronic resource]... National Library of New Zealand
Joseph Ward... Archives New Zealand Te Rua Mahara o te Kāwanatanga
Map of the Borough of Bluff, Southland [electronic resource] drawn by J.C. Potter, March 1907.... National Library of New Zealand
Most southerly portion of NZR [New Zealand Railways Department] system at Bluff (1951)... Archives New Zealand Te Rua Mahara o te Kāwanatanga
Map of Campbelltown Hundred, Southland, N.Z. [electronic resource] / J.C. Potter delt., Septr. 1914.... National Library of New Zealand
Sir Joseph Ward - Authie, France - 30 June 1918... Archives New Zealand Te Rua Mahara o te Kāwanatanga
Map of Campbelltown Hundred, Southland, N.Z. [electronic resource] / J.C. Potter delt., Septr. 1914, additions... National Library of New Zealand