Right from an estate sale....
 
Vintage HARD TO FIND knife made by Western.  Marked BOULDER CO. USA and L48B.  I believe this was made in the 1950's but could be earlier.   
 
Condition: The stacked leather handles are in good shape with no missing or cracked stacks.  No broken parts of the blade and is still sharp.  SEE PICTURES AS THEY ARE PART OF THE DESCRIPTION. 
 
The total length of the knife is 7 1/4".  The blade is 3 1/2" long.
 
Location D2