y are listed more or less in the
order they appeared in the text.

South-Carolina > South Carolina
Broad-Street > Broad Street
North-Carolina > North Carolina
Major Weymss > Major Wemyss (both spellings given in the original)
These spellings appeared only in the quotations from Lawson:
staid > stayed
turkies > turkeys
hickorynuts > hickory nuts
West-Indies > West Indies
Hugonots > Huguenots
(The correct spelling is the latter, but the former spelling
may have some connection with the common American mispronunciation,
as "Hyoo-go-nots", rather than "Hyoo-ga-nose".)
intreaties > entreaties
Great-Britain > Great Britain
co-operate > cooperate
ancle > ankle
controul > control (both spellings given in text)
shew > show
New-Orleans > New Orleans
dispair > despair (extract from Lincoln's letter, chapter I)
Port-Royal > Port Royal
New-York > New York
Lenud's-ferry > Lenud's ferry (both spellings given in text)
Black-Mingo > Black Mingo
harrassed > harassed
adviseable > advisable
New-Jersey > New Jersey
Goose-Creek > Goose Creek
Wyley > Wiley (both spellings in a footnote, only Wiley in the text)
downfal > downfall
three pounders > three-pounders
alledged > alleged
swoln > swollen
six pounder > six-pounder
intreat > entreat (Gen. Greene's letter, Chapter III)
New-England > New England
True-Blue > True Blue
All-Saints > All Saints
These spellings appeared only in the Appendix:
Your's > Yours
inclose > enclose

Frequently the hyphen was omitted from numbers, but not always.
A few specific cases:
twenty five > twenty-five
twenty four > twenty-four
seventy five > seventy-five
thirty five > thirty-five

also:

coersion > coercion (in Salley's introduction)

Corrections to the 1821 text:

Moultrie himself was more too blame > Moultrie himself was more to blame
Chapter I Paragraph 6 ^^

Maj. Benjamin Huger, an active officer, a wise statesmen, > statesman
Chapter I Paragraph 7 ^

113 men were killed of the American's > of the Americans
Chapter II Paragraph 7 ^^

abhored either submission or vassalage > abhorred either...
Chapter II Paragraph 8 ^^

in the the praise of his father. > in the praise o