But write John o’ Groat, Tam o’ Shanter, and the like where o’ is an abbreviation of of and not the Gælic O’ as O’Neil, etc.
In writing foreign names which contain particles, capitalize the particles when not preceded by a Christian name or title.
Alfred de Musset but De Musset,
le Due de Morny but De Morny,
Prince von Bismarck but Von Bismarck.
By exception the Dutch particle “van” is always capitalized.
Van Hoorn, Stephen Van Rensselær.
13. Epithets appended to proper names or substituted for them.
Frederick the Great
Peter the Hermit
William Red Head (Rufus)
the Conqueror.
14. Names of races of men.
Aryan, Caucasian, etc., but generally negro and gypsy, by exception.
15. Names of places.