[Transcriber Note]

Non-standard capitalization has been retained. Hyphenation was standardized. All obvious typographical corrections made. The following list of changes were also made:

PageChange
[47]Added missing endquote first paragraph
[50]Harleim was changed to Haarlem
[58]"which" was added: "…causes [which] agitates and disturbs it …"
[155]Added missing endquote first paragraph
[225]Added missing endquote first paragraph
[246]Timaeo was changed to Timæus.

Note: Cover image was produced from an image of the title page obtained from The Internet Archive.