The Value of the commerative set would be around £90,000 to £100,000 congradulations on your find
Commemorative, not "commerative" What denomination? What country? Please post a new question with those important details.
Made of copper and nickel, this 1977 Jubilee Crown coin distributed by the Midland Bank may be sold/bought 1 or 2 US$.
£200.00
About $550
100-400 USD or so
12p
Current value of a 1990 Eisenhower Centennial dollar is $23.00-$25.00.
Blue Book of Gun Values has commerative values
50-500 usd
100-300
Sports collectibles shop for an estimate