Butterflies Through Binoculars A Field Guide to Butterflies in the Boston, New York, Washington Region

"This is the best butterfly book available. Designed to aid the identification of living butterflies, it includes 300 color photographs of nectaring and basking butterflies as you will see them in real life--these alone are worth the price of the book. Jeffrey Glassberg...has painstakingly (but conversationally) pointed out the field marks, in captions and text.Glassberg, Jeffrey is the author of 'Butterflies Through Binoculars A Field Guide to Butterflies in the Boston, New York, Washington Region' with ISBN 9780195079838 and ISBN 0195079833.