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8 CLASSIFIED INDEX "1000 and Ope"
Group No. Page No.
57 GEOLOGY AND METEOROLOGY . 44
58 GOVERNMENT ACTIVITIES 45
HEALTH AND HYGIENE (See Physiology)
59 HISTORY . 45
6Q Historical Scenics 46
61 Historical Fiction . 47
INDUSTRY AND ENGINEERING
Electricity
62 Cables 48
63 Radio 48
64 Telephone and Telegraph 48
65 General 50
66 Engineering Achievements 50
Machinery and Mechanical Devices
67 Electrical 51
68 Automotive Machinery 51
69 Miscellaneous 52
70 Power, Mechanical and Electrical 52
Natural Products and Processes
71 Fishing Industry 52
72 Lumbering and Forest Products 53
73 Mining — Coal, Oil and Gas 54
74 Mining — Miscellaneous 56
75 Quarrying , 56
Manufactured Products and Processes
76 Building Materials 56
77 Clothing, Textiles and Leather 57
78 Food Products 57
79 Metal Manufacturing 58
80 Paper and Publications 58
81 Miscellaneous 60
Industrial Arts
82 Pottery 61
83 Miscellaneous 61
84 LITERATURE AND DRAMA 61
NATURAL SCIENCE
85 Plant Life 63
Animal Life
86 Domestic Animals 66
87 Wild Animals 66
88 Smaller Animals 67
89 Insects and Bugs 67
90 Microscopic Life 68
Bird Life
91 Large Birds 69
92 Small Birds 69
93 General .69
94 Fish and Sea Life 70
95 Miscellaneous 71
96 PHYSICS ....71
PHYSIOLOGY, HEALTH AND HYGIENE
97 Embryology 72
98 Anatomy and Structural Physiology 72
99 Eyes, Feet, Teeth 73
100 Child Hygiene 73
101 Personal Hygiene 74
102. Food 74
103 Exercise r • 75
104 Public Hygiene 75
105 Disease and Its Treatment 76
106 Nursing 76
107 Accident Prevention 76
108 Fire Prevention 77
109 First Aid and Life Saving 77
110 Medicine and Surgery 77
Athletics and Sports
111 Boxing, Wrestling, Fencing 77