Black Mesa - Install Black Mesa: 1. Be sure to install Steam: http://store.steampowered.com/Steam 2. Be sure to install Source SDK 2007. From inside the Steam interface click "Library", find a dropdown menu
GoldenEye: Source - Useful tip: We use Valve's SDK Base 2007. So after you run the installer and try to run the game Steam will install the 'Source SDK Base 2007' for
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