Portal 1 Mapping Tips and Useful Advice
Posted Nov 04, 2011
Hi!
I'm new to Hammer World Editor and I want some tips and useful advice for Portal 1 Mapping.You can add pics if you want! 
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Posted Nov 04, 2011
Replied
2 hours
later
Basic portal mapping: http://developer.valvesoftware.com/wiki ... vel_Design