Includes index.

This set of twenty volumes, with entries from Aaron to zoology and over 2500 illustrations, is designed specifically for grade school students.

1171 20 1

1170 19 1

1169 18 1

1168 17 1

1167 16 1

1166 15 1

1165 14 1

1164 13 1

1163 12 1

1162 11 1

1161 10 1

1160 9 1

1159 8 1

1158 7 1

1157 6 1

1156 5 1

1155 4 1

1154 3 1

1153 2 1

1152 1 1

For library use only. 20 copies in the collection