This book is a facsimile reprint and may contain imperfections such as marks, notations, marginal...
This book is a facsimile reprint and may contain imperfections such as marks, notations, marginal...
This scarce antiquarian book is a facsimile reprint of the original. Due to its age, it may conta...
This scarce antiquarian book is a facsimile reprint of the original. Due to its age, it may conta...
This book is a facsimile reprint and may contain imperfections such as marks, notations, marginal...
Historical Sketch of the Generic Names Proposed for Butterflies - A contribution to systematic no...
Brief Guide to the Commoner Butterflies of the Northern United Statesis an unchanged, high-qualit...
The Butterflies of the Eastern United States and Canada - Vol. 3 is an unchanged, high-quality re...
Brief Guide to the Commoner Butterflies of the Northern United States and Canada - Being an intro...
The Distribution of Insects in New Hampshire - A chapter from the first volume of the final repor...
Index to the Known Fossil Insects of the World - Including Myriopods and Arachnids is an unchange...
Canadian Fossil Insects - Myriapods and Arachnids is an unchanged, high-quality reprint of the or...