Updated version of USMC Marker symbols based on Phaedens Markers available at:
http://www.thechainofcommand.net/cgi-bin/ikonboard/ikonboard.cgi?s=f1b9638464d2937b88cf1cfa3
fe0ada0;act=ST;f=16;t=4

You can get the editor add-on 102  from from http://www.ofpec.com/

You can get the pillbox addon by GFX707 from  http://www.fortress-ofp.com

You can get a_lone_wolf's  dummy gun by  from this Czech site.
http://ofp.gamezone.cz/index.php?sekce=unofaddons/misc&archi v=true&page=5