Model 36 1958-59 ??

[Toolfan72]

Salutation
First time poster, here.
Help me out guys. My father recently passed down my uncle's StateTrooper backup 36 to me. Sweet, sweet thing! 5rd square butt. Diamond screw hole.mSerial # 187xxx
I'm I correct, to assume that it's an era '58-'59?
Thanks in advance, and faith.
Ben the Barber

[hotrod150]

SCSW sez 1957-1962. Pretty wide open, I know.

[Toolfan72]

Thanks, pretty much what I have to go on as well. Roughly averaging, with the #125 start, in '57. Just wanting second opinions.
'preciate it.