Yeah, I think you need to see a lot of many of the OL in preseason in part because the starting guard spots are up for grabs but also to see these guys at multiple positions:

Evans- RT, RG, LG (LT?)
Edwards- RG, LG
Corbett- LG, C
Noteboom- LT, RT
Allen- C
Anchrum- RG, RT
Brewer- RT, RG, LG