- The cover image was created by the transcriber and is dedicated without reservation to the public domain.
- [Footnotes] have been renumbered and then moved from bottom of the relevant page to the end of the text.
- Tables within a paragraph have been relocated to immediately above or below the relevant paragraph.
- Table XI (page 24): The reference for the asterisk at No. of Month 32 was not found.
- Obvious printer's errors have been silently corrected.