San Francisco Police and Fire Department web sites

http://sf-police.org/index.aspx?page=838

http://www.sfpoa.org/

http://en.wikipedia.org/wiki/San_Francisco_Police_Department

http://www.sf-police.org/index.aspx?page=1645

http://www.sf-fire.org/

https://www.facebook.com/SFPOA

Richmond District web sites

http://richmondsfblog.com/

http://www.cliffhouse.com/

http://www.outsidelands.org/index.php

https://www.flickr.com/groups/richmonddistrict

http://oceanbeachbulletin.com/2014/08/01/richmond-district-police-newsletter

http://www.atlasobscura.com/places/labyrinth-lands-end

http://www.laberinthos.com/

http://en.wikipedia.org/wiki/Lands_End_(San_Francisco)

http://en.wikipedia.org/wiki/Diamond_Heights,_San_Francisco