INDEX 
Acide tannique, 17. 
Acorn-galls, 61. 
Acraspis erinacei, 63. 
Alcohol-tannin, 81, 83. 
Aleppo galls, 55, 58. 
American galls, 63. 
Aphis chinensis, 58. 
Assay of tannin infusion, 48. 
Bassorah galls, 60. 
Bloom, 24. 
Bone tissue, 41. 
Boric acid and tannin, 91. 
Burgundian galls, 62. 
Burmah galls, 60. 
Catechol, 24, 26. 
Catechu, 25, 37. 
Characters of the tannins, 17. 
Chestnut, 25. 
Chinese galls, 58. 
Chinese pear galls, 60. 
Commission of technical chem¬ 
ists, 43. 
Composition of tannic acid, 94. 
Constitution of tannic acid, 94. 
Crystal-tannin, 83. 
Cynips gallte tinctoriae, 55. 
Cynips isana, 60. 
Cynips Quercus-calycis, 61. 
Detection of the tannins, 31. 
Digallic acid, 76, 77, 94, 96, 97, 
98, 99. 
Discovery of the tannins, 8. 
Dividivi, 37. 
Eichen-Gerbstolf, 67. 
Ellagic acid, 24, 27, 56. 
Estimation of the tannins, 31. 
Ether-tannin, 81. 
Extracts, 22. 
Gallotannic acid, 39, 53. 
Galls, 24, 55. 
Galls, Aleppo, 55, 58. 
American, 63. 
Analyses of, 57, 58, 59, 60, 
61. 
Bassorah, 60. 
Burgundian, 62. 
Burmah, 60. 
English, 58. 
French, 62. 
German, 61. 
Greek, 62. 
Hungarian, 62. 
Istrian, 62. 
Italian, 62. 
Japanese, 58. 
Levant, 55. 
Mecca, 60. 
Piedmontese, 61. 
Pistacia, 62. 
Tamarisk, 62. 
Turkish, 55. 
Gelatin methods, 32. 
General characters, 17. 
Geranium maculatum, 18. 
Gerhsaure, 17. 
Gerbstoff, 17. 
German galls, 61. 
Greek galls, 62. 
167 
