Published in Transactions of the New Zealand Institute, in 1911, in volume 43, pages 140-163

Published in Transactions of The New Zealand Institute, in 1911, in volume 43, pages 164-165

Published in Transactions and Proceedings of the New Zealand Institute, in 1911, in volume 43, pages 544-573

Published in Transactions and Proceedings of the New Zealand Institute, in 1911, in volume 43, pages 574-581