Dragonflies of the Northwoods
by Kurt Mead
This is the best field guide for Minnesota dragonflies. It contains most of the species found in the state with very few species that are not found in Minnesota. Its size also makes it very easy to carry in the field.
Damselflies of the Northwoods
by Bob Dubois
Written by Bob Dubois, an honorary life time member of the MDS, this is the most comprehensive guide for Minnesota Damselflies. Unfortunately it is currently out of print so finding a copy may be difficult.
Dragonflies and Damselfies of Northeast Ohio
by Larry Rosche with Judy Semroc and Linda Gilbert
Although this book focuses on dragonflies of Northeast Ohio it contains most of the species found in Minnesota, especially some of the states southern species that are not covered by the North Woods books.
Dragonflies and damselflies of the East
by Dennis Paulson
A great resource for identifying dragonflies, especially out of state specimens. Paulson's companion guide, Dragonflies and Damselfies of the West, is also a must have.
Dragonfly Nymphs of North America
by Ken Tennessen
The first book of its kind devoted entirely to the dragonfly nymphs, the focus being the accurate identification of 330 species of Anisoptera that occur in North America north of Mexico
Dragonflies and Damselflies of Minnesota
by Scott King
Contains maps and flight season data for 149 species known for Minnesota. The atlas and annotated checklist is a summation of a century of observations and research
Damselflies of the Northeast
by Ed Lam
Contains many of the damselfly species in Minnesota. An excellent companion to Damselflies of the North Woods.