In geography: Sun, Earth, Equator, the Continent.
In geological names: Upper Greensand, London Clay, Tertiary, Lias, &c.
In names of streets, roads, &c., as—Chandos Street, Trafalgar Square, Kingston Road, Addison’s Walk, Norreys Avenue.
Figure, Number, Plate (Fig., No., Pl.), should each begin with a capital, whether contracted or not, unless special instructions are given to the contrary.
Pronouns referring to the Deity should begin with capitals—He, Him, His, Me, Mine, My, Thee, Thine, Thou; but print—who, whom, and whose.
Also capitalize the less common adjectives derived from proper names; e.g. Homeric, Platonic.
LOWER-CASE INITIALS
FOR ANGLICIZED WORDS, ETC.
christianize, frenchified, herculean, italic, laconic, latinize, puritanic, quixotic, roman, satanic, tantalize, vulcanize.