The Writer's Desk Book / Being a Reference Volume upon Questions of Punctuation, Capitalization, Spelling, Division of Words, Indention, Spacing, Italics, Abbreviations, Accents, Numerals, Faulty Diction, Letter Writing, Postal Regulations, Etc.

by William Dana Orcutt

9. Italic is used in the following words, phrases, and abbreviations employed in literary and legal references: e.g., ibid, idem, loc. cit., op. cit., ad loc., s.v., supra, infra, passim, vide, circa (ca.). Exceptions: cf., i.e., e.g., v. (versus), viz., etc., which are always roman.

10. Punctuation marks which are placed after italicized words should be italic.

Italic is used:

1. For the names of plaintiff and defendant in the citation of legal causes.

2. In algebraic, geometric, and similar matter to designate unknown quantities, lines, etc.

3. For s. and d. (shilling and pence) following the figures: e.g., 1s. 6d.

4. For specific names in Botany, Zoölogy, and Geology.

5. In medical matter roman is used instead of italic for scientific terms.

6. For names of stars or constellations in astronomical matter.

7. In resolutions for the word Resolved.