[IV-1] Original: Freundinen (many times); Corrected in 18th edition.
[IV-2] Original: Wieder (capitalized); Corrected in 18th edition.
[IV-3] Original: Herr (missing "n"); Corrected in 18th edition.
[IV-4] The closing quote was missing.
[IV-5] Original: Am (capitalized); Corrected in 18th edition.
[IV-6] Original: habe; Correct in Tables of Grammar.
[IV-7] The period was missing.
[IV-8] The opening quote was missing.
[IV-9] The period was missing.
[IV-10] Original: »Hans ist ein Name,«
[IV-11] Original: Alein; Corrected in 18th edition.
[IV-12] Original: Schakespeare; Corrected in 18th edition.
[IV-13] The semicolon was missing. Corrected in 18th edition.
[IV-14] Original: das. Corrected in 18th edition.
[IV-15] The colon was missing. Corrected in 18th edition.