Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 131-293

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 295-302

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 314

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 315-371

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 372-373

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 381-416

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 417

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 419-426

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 2, pages 427-435

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 1, pages 0

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 1, pages 41

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 1, pages 123-124

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 1, pages 125-126

Published in Transactions of the South African Philosophical Society, in 1897, in volume 10, issue 1, pages 127-130