[241] _Tea & Coffee Trade Jour._, 1913 (vol. xxv: p. 458).

[242] Thurber, F.B. _Coffee from Plantation to Cup_ (p. 182).

[243] _Health and Longevity Through Rational Diet._

[244] Keable, B.B. _Coffee_ (p. 98).

[245] Bulson, A.E.J. _Am. Jour. Opthal._, 1905 (vol. xxii: pp 55-64)

_Handbook of Medical Science_ (vol. iii: p. 190).

[246] Keable, B.B. _Coffee_ (p. 98).

[247] _A Manual of Pharmacology_ (pp. 137, 215).

[248] Hawk, Philip B. _Loc. cit._ (see 196).

[249] _Good Housekeeping_, Oct., 1917 (p. 144).

[250] _Med. News_, 1886 (p. 52).

[251] _Med. News_, 1890 (p. 56).

[252] _Centr. In. Med._, 1900 (p. 21).

[253] _Loc. cit._ (see 220).

[254] _Arch. Exper. Path. Pharm._, 1902 (bd. 48).

[255] _Bull. gen. therap._ (vol. clxvi: p. 379).

_Zentr. Biochem. Biophys._ (vol. xvi: p. 79).

[256] _Bull. Pharm._, 1916 (vol. xxx: pp. 276-78).

[257] 1907 (p. 176).

[258] _U.S. Dispensatory_, 19th ed. (p. 253).

[259] Hall. I.W. _The Purin Bodies of Food Stuffs_, 1904 (p. 98).

[260] _Terapia moderna_, Dec., 1891.

[261] _Arch. intern. physiol._ (vol. xiii: pp. 107-14).

[262] _J. Pharmachol._ (vol. iii: p. 609).

[263] _J. Pharmachol._ (vol. iii: p. 468).

[264] _J. Pharmachol._ (vol. iii: p. 455).

[265] _Wien. Deut. med. Wochenschr._ (vol. xxxviii: pp. 1774-76).

[266] _Comp. rend. soc. biol._ (vol. lxxiv: p. 32).

[267] _D.A. Apoth.-Ztg._, 1911-12 (vol. xxxii: p. 4).

[268] _Med. Record, N.Y._, 1916 (vol. xxx: p. 68).

[269] _Therap. Gazette._ 1912 (vol. xxxvi: pp. 6-13).

[270] _Deut. Arch. Klin. Med._, 1920 (vol. cxxxiv: pp. 174-84).

[271] _Z. physiol. Chem._ (vol. lxxvii: p. 259).

[272] _Bull. Bur. of Chem._ (no. 157).

[273] _Pharm. J._, Mar. 31, 1900, through _Brit. Med. J._, _Epit._, 1900
(vol. i: p. 35).

[274] _Arch. f. exper. Path. u. Pharmakol._, 1895 (vol. xxxv: p. 449).

[275] _Ibid._, 1895 (vol. xxxvi: p. 45). _Ibid._, 1896 (vol. xxxvii: p.
385).

[276] _Arch. de physiol. norm. et path._, 1868 (vol. i: p. 179).

[277] _Inaug. Diss._, Koenigsberg, 1882.

[278] _Arch. f. exper. Path. u. Pharmakol._, 1898 (vol. xli: p. 375).

[279] _Jour. Am. Med. Assoc._, 1917 (vol. lxviii: pp. 1805-07).

[280] _Berliner Klin. Wochenschrift_, 1889 (no. 40).

[281] _Encyc. der Therapie_, 1896 (vol. i).

[282] Pester, _Med.-Chir. Presse_, 1885 (no. 39). _Orvosi Hetilap_, 1885
(nos. 32-33).

[283] _Zeitschrift f. Klin. Med._, 1893 (vol. xxiii).

[284] _Mitt. aus der