It’s definitely in that date range, 1936-1939. So I’d go with the 1938, You should reach out to the person you bought it from and ask how they dated it at 1938. I apologize, but when I dated mine it was going through multiple entries in the archives. This site is a treasure trove of information, but you have to do the leg work on bikes that don’t have a serial number database. But you will date it, it just takes work. The wheels, are those painted silver? The question about the pedals and this one is me,doing my homework regarding getting the right parts for mine. What is the rear coaster brake, New Departure?