Vintage and from the same estate sale.
 
This is the earliest tang stamp by Colonial.  Arched top.  Made between 1926-1938 pre WW2.
 
Fantastic images on from and back scales.  Nude ladies.  A different image on each side.  COLONIAL USA double blade black handle pocket knife.
 
Condition:  Great snap left on full open and close with both blades.  Images are good for their age...one more clear than the other.  Bolsters have no dings or dents but some finish wear which may polish out.    SEE PICTURES.
 
3 3/8 long when closed cigar shaped.
 
Location D2-3