Every surviving classic silver commemorative is IMHO a treasure and worthy of our interest.
Well done GR58 to save this example for your collection.
There are a number of CCF threads speaking about the history and story of this coin ... I generally refer folks to commems exceptional input.
To your coin ... appears by photo to be an honest, lightly circulated example.
To your Dansco quest ... congratulations on 9 of 50 filled! It's a somewhat challenging set ... we are here to support your efforts.
David
Take a look at my other hobby ...
http://www.jk-dk.art