18. When letters of a wrong fount are used.
19. When words crossed off are to remain.
20. The mark for a paragraph, when its commencement has been neglected. Sometimes the sign [, or ¶, or the word ‘break,’ is used instead of the syllables ‘New Par,’
21. For the insertion of a space when omitted or insufficient.
22. To change capitals to small letters.
23. To change small letters to small capitals.
24. When lines or words are not straight.
25, 26. The insertion of inverted commas. The apostrophe is similarly marked.
27. The insertion of a period when omitted, or in place of another point or letter.
28. Substitution of one letter for another.