The firstmappartfull.wmv file you have requested: Tools and Utilities / Tutorials / Video Tutorial for Beginners - Your First Map - 17.98mb is not available. Perhaps try browsing all files for the game Half-Life 2 and upload any files you want to share or are missing. This is the only information we could locate:
For more information on Half-Life 2, visit Halflife2.filefront.com This Video Tutorial for Beginners has been made by Mapster. This is a tutorial on how to create your very first map using the Hammer editor supplied by steam which you can acquire by downloading source SDK.