84

_Bacterium acidi lactici_, 92, 96

_Bacterium aerogenes_, 92, 96

_Bacterium coli commune_, 119, 122

_Bacterium sardous_, 110, 111

Balkan Peninsula, 4

Bedouins, 2

Beijerinck on keffir, 91

Biestings, 63

Biology of the keffir grain, 90

Blood, water contents of, 50

Bourgoul, 6

Bulgarian maya, 10, 109

Bulgaricus group, cultural characteristics of, 115

Burckhardt, 6

Butin, 51

Butyric acid fermentation, 16

Butyrin, 51

C

Camels' milk, 2

Caprinin, 51

Capronin, 51

Caprylin, 51

Carrick on koumiss, 18

Casein, 52, 53

Centenarians in Servia, Bulgaria, and Roumania, 41

Chatterjee on Dadhi, 38

Chemistry of milk, 47

Chocolate preparations and the soured-milk bacillus, 137

Citrates in milk, 57

Clay, Paget & Company's apparatus, 132

Coagulation of casein, 59

_Colitis_, 45

Colostrum, 63

Constituents of milk, 48

Continuous apparatus for producing soured milk, 81

Creamometer, 62

D

Dadhi, 15, 38

Dairy Machinery & Construction Company's apparatus, 80, 82

Dairy Outfit Company's apparatus, 145

Dairy Supply Company's apparatus, 143;
steriliser, 148

Dirt in milk, 63

Diseases of keffir grains, 97

_Dispora caucasia_, 34, 90

Dried sour milk, 5

Duclaux, 51

E

Edgar's "Lactogenerator," 143

Eggs, yolk of, 52

_Enteritis_, 45

Enzymes in milk, 57

Equipment for town's dairy, 80

Essaulow on keffir, 89, 92

F

Fat of milk, 50

Ferments at the altar, 3

Fluegge, 35

Freshfield on keffir, 33

Freudenreich, 92

G

Gaseous fermentation, 84

Gay-Lussac, 17

Gioddu, 107

Globulin, 54

Grieve, Dr. John, on koumiss, 19

H

Hammerstein on keffir, 89

Handling of milk, 68

Health and disease, 151

Hearson & Company's "Lactobator," 141

Hebrews, 3

Houran, inhabitants of, 6

Hueppe, 16

Hutchinson, Dr. H. B., bacillus from English market milk, 120

Hutchison on koumiss, 30

I

Ice chest, 136

Impure cultures, 158

Incubators, 141

India, 1

International Dairy Federation, 68

J

Jebours, 3

K

Kalmucks, 20

Keffir, 15, 32, 85;
old, 88

Keffir grain, biology of, 90

Kephir, 34, 85.
_See also_ Keffir.

Keshk, 6

Keshk-leben, 6

Koumiss, 15, 18;
Bogoyavlensky's