Hi Eric - You might take a look at A Birder's Guide to Washington 2nd
Edition, which is free and online. It describes good birding spots around
the state. The book was written and updated by dozens of WOS volunteers.
WOS paid to put the book online and make the content available to all.

https://wabirdguide.org/table-of-contents/

Jane Hadley
Seattle, WA
hadleyj1725 at gmail.com