[379] Meaning the pumping percolator.

[380] Tea and Coffee Trade Jour., 1917 (vol. xxxiii: no. 5: pp. 339–40).

[381] Tea and Coffee Trade Jour., 1921 (vol. xli: no. 5: p. 688).

[382] [See chapter XVII.]

[383] Pharm. Weekbl. voor Nederl., No. 13, 1899. Apoth. Ztg., 1899 (p. 14).

[384] Tea and Coffee Trade Jour., 1917 (vol. xxxiii: pp. 552–55).

[385] Hollingworth, H.L. and Poffenberger, A.T., Jr. The Sense of Taste, 1917 (p. 13).

[386] Not Édelestan as elsewhere in the volume.