Best to ask a gunsmith for help
Colt
That Colt super .38 was made in 1948.
You will have to call Colt
Proofhouse.com has Colt sn data.
You will have to call Colt
Blue Book of Gun values, Colt
Call Colt with the sn and they will tell you.
You will have to call Colt to find out.
ABOUT 1929
100-1000 usd
Made in 1937.
YOu will have to call Colt and give them the sn to find out.