For the record I'm not a gun advocate, I just think shooting target graphics are pretty interesting...
1950's Sears Roebuck Shooting Targets
Terrorists, Baddies, Aliens, Zombies
http://www.etsy.com/listing/43381203/vintage-paper-human-shooting-target
http://www.snowflakesinhell.com/2008/03/27/shooting-the-e-postal/
http://www.bayoushooter.com/forums/showthread.php?23285-District-9-Prawn-Targets
http://photobucket.com/images/shooting%20targets/
http://www.code3tactical.com/shooting-targets.aspx
http://www.dailyminddump.com/post/87358896/cool-stuff-olly-mosss-shoot-the-ba...
http://www.amazon.com/gp/product/B004F8AZJO?ie=UTF8&tag=zombiemojo-20&...
Graphic Symbols
http://sites.google.com/site/jgartin/shootingtargets
http://www.worldaffairsboard.com/small-arms-personal-weapons/49844-pistol-rif...