Footnotes have been moved to under the paragraph or other element in which they are referenced.
Inconsistent spelling (including spelling of names) and hyphenation in the printed work have been retained; spelling variants have not been standardised, except as mentioned below.
Page xiii: Inconsistencies between the Table of Contents and the text have been retained.
Page 24, Footnote [A]: the numbers given for the settlements in St. Paul’s do not add up to the total given.
Page 33: ... much headway is making: as printed.
Changes made:
Some obvious minor punctuation, capitalisation and typography errors have been corrected silently.
Page 18: Mioceme changed to Miocene
Page 21: Congo, Belge changed to Congo Belge
Page 30: Hiliary Teague changed to Hilary Teague; Russwarm changed to Russwurm