This Readme explains how to install the a new texture for the R2D2Units Prefabs.

Step one, unzip the texture file into your Valve folder, 
for example mine is C:\Sierra\Half-Life\valve, 

Step two,  In World Craft go to Tools, Options, 
click on the textures tab up top, 
Click on ADWAD, navigate to your valve folder mine is C:\Sierra\Half-Life\valve,
select the SWGU1.WAD and click ok. 

Your up and running with The R2D2 units I created! 

You may use them as long as you email me. Vigialanti@wa.freei.net