Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 1, pages 19-23
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 1, pages 29-36
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 1, pages 47-68
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 1, pages 69-87
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 2, pages 105-192
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 3, pages 193-202
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 3, pages 203-204
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 3, pages 205-208
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 3, pages 227-230
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 231-269
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 271-287
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 289-294
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 295-296
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 297-310
Created: 2016-04-30, modified: 2016-04-30
Published in Transactions of the Royal Society of South Africa, in 1917, in volume 6, issue 4, pages 323-326
Created: 2016-04-30, modified: 2016-04-30