Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Dragonflies of Washington
By Dennis Paulson
Seattle Audubon Society, 1999
ISBN: 0-914516-15-9
Cite: 6530 with citation markup [cite:6530]
$6 booklet with nice introduction to Odonata of the Northwest

No longer available from Amazon...
...so the included link is no longer functional.

This publication is currently available for sale for $6.50 from the Seattle Audubon Society:
https://www.seattleaudubon.org/sas/TheNatureShop/thenatureshop.aspx?ProductID=928