The only commemorative dollar struck that year is a 1983 Los Angeles Olympiad "Discus Thrower" coin. A proof "S" mintmark coin in the grade of PF-69 has a current market value of $35.00.
The value of Los Angeles Olympics commemorative silver dollar varies and depends on the one you have. An estimate for most are 38 to 40 dollars.
There was no Postal Commemorative Society in 1786
Current value is about $7
The only commemorative dollar struck that year honored the Marquis de Lafayette. Its retail value could range from $200 to $400 depending on condition.
Average market value is $65.00 for a certified example.
Average market value is $44.00 for a certified example.
The 1999 Dolly Madison silver dollar was issued from the Philadelphia Mint in Proof & Uncirculated versions. Both are about the same in value, $15.00-$20.00 for most coins.
Current average retail value is $29.00
Average current market value for the 1991 PF Koren War Memorial silver dollar is $17.00-$23.00 depending on the actual grade of the coin.
A certified example has a average market value of $240.00.
A certified example would have a average retail value of $2,000.00
Average market value is $170.00 for a certified MS-64 example.