Model 58 is an automatic not a bolt action
the Remington .32 model 141 is not a shotgun but a pump action dear hunting RIFLE. It was made between 1938 and 1950, and has a value in good condition between 250 and 300$
nib $450
The shotgun is like new..
They are going for between 125-230 dollars depending on condition.
Try posting at Remington Society of America.
your Remington is going for 130 dollars in fair shape to 295 dollars for one in very good condition.
in good condition around $225
30p
75-400 USD
800
Tough question, the Remington model 550 is a .22 rifle not a 12 gauge shotgun.
anywhere between $750 and $1400 (NIB)