If you look at the last post you will notice that a lot of coins were minted for Booker T. Washington in Philadelphia for 1946. Look at the numbers below for all mints in 1947.
Philadelphia -6,000
Denver-6,000
San Francisco-6,000
Now here is an interesting fact. If you sent in a set of these coins for certification (from all the mints) and if it comes back at Mint State 66 (rating goes from 60-70) the collector value would be about $2,025. (This is according to the Red Book Guide for US Coins-R.S. Yeoman-2012.