Timber Material Options
Douglas Fir
The Doug Fir would either have a S4S (planed smooth on all four sides) or Band Sawn surface
White Oak
White Oak could be S4S, Band Sawn, circular sawn or hand hewn
Reclaimed Timber
Reclaimed could be "as is" patina - aged, Resawn - typically Band Sawn
"As Is" band sawn
"As Is" S4S
"As Is" hand hewn