[ [C] U. S. Dept. Agr., Exper. Sta. Record, 1899-1900, 11: 250.

[ [D] Brannt, W. L., A Practical Treatise on the Manufacture of Vinegar, 1900, p. 455.

[ [E] Principles and Practice of Brewing, 1907, p. 284.

[ [F] Ibid., p. 281.

Transcriber's notes:

In the text version, italics are represented by _underscores_.

Missing or incorrect punctuation has been repaired.

The following corrections have been made to the text:--

p.8. A majority of the manufacturers employ word, has been changed to A majority of the manufacturers employ the word.

p.28. one has has, the duplicate has been removed.