What is this is worth?

[john m]

posting for a friend. I’m looking for more information about this pistol.
I’m not sure where to start.
I got some information from Google,
Thanks in advance

 

[bfm]

At a guess, somewhere between $300-500 depending on condition etc. Any interesting markings?

 

[Frizzle Fry]

I'm thinking maybe $200ish, $300 to the right person? Probably less.

Ruby pistols are fairly common and it's post war, or sporting post-war grips.