The bms.zip file you have requested: Skins / Miscellaneous / A to B Titles / BMS - 186.51kb is not available. Perhaps try browsing all files for the game Half-Life and upload any files you want to share or are missing. This is the only information we could locate:
Black Mesa Security skin and logo for Half-Life [21 Febuary 1999]
Made especially for the Cool Crew at Black Mesa [http://www.half-life.eon.dk]
The premiere Danish Half-Life Site
Unpack the BMS_halflife.zip to where you have Half-life in A custom skin for the Gordon model. Black Mesa Security in Gordon's HEV suit.