Caliber can not be idenitifed by sn. Take it to a gunsmith if it isn't marked on the frame or barrel.
Double action revolver
The "Pink Lady" model is a double action revolver. They do not have, nor do they need a safety. The safety ia in the long, relatively heavy, trigger pull.
The pistol is not cocking, and safety will no engage except in cocked position. Get it to a gunsmith. This is an unsafe condition.
Depending on condition, anywhere from $50-$150
In general, in the UK, no functioning handgun is legal without a permit.
inquire at: iverjohnsoncollector.com
Seldom exceed 100 USD
38 S&W BP You're gun was designed to fire black-powder ammunition and modern smokeless ammunition could cause a catastrophic failure of the firearm.
32 caliber Safety Automatic revolver (serial number 463344). (McKinley succumbed to these wounds nearly eight days later, at 2:15 am on the 14th of ...
The user is the safety.