Rick, Fred,
The "Birding Howard County" website, an interactive follow-up to the
previously published guide and a project of the Howard Bird Club, deserves
at least equal credit to the Montgomery Guide for providing a description
for this site and many more in Howard County.  Check out this link:

http://www.howardbirds.org/birdinghowardcounty/BrownsBridge/browns_bridge_overview.htm

Chuck Stirrat
Ellicott City, MD