Structure and Classification of Zoophytes (Classic Reprint)

A Classification of Library Economy and Office Papers (Classic Reprint)

The Structure and Classification of Birds (Classic Reprint)

A Decade of Curious Insects (Classic Reprint)

Insects and Insecticides (Classic Reprint)

The Thorax of Insects and the Articulation of the Wings (Classic Reprint)

Embryology of Insects and Myriapods (Classic Reprint)

The Classification of Insects From Embryological Data, Vol. 2 (Classic Reprint)