United States Bureau of Entomology

Bulletin Volume N . 99-104

Bulletin Volume 10-18

Bulletin Volume 91-93

Technical Series Volume 12-16

Bulletin Volume 53-63

Bulletin Volume 115-120

Bulletin Volume 47-51

Bulletin Volume 80-85

Bulletin Volume 9-15

Bulletin Volume 46-53

Bulletin Volume 121-125

Insect Life Volume 6

Technical Series Volume 2-11

Bulletin Volume 50-57

Technical Series

Bulletin Volume 110-114

Bulletin Volume 1-18

Bulletin Volume 104-108

Bulletin Volume 42-46

Bulletin Volume 192-197

Bulletin Volume 1446

Bulletin Volume 61-70

Bulletin Volume . 117-127

Bulletin Volume 61-66