I find this a bit difficult to understand how this item could have received an accurate loa from PSA/DNA. View the scans, Mack must have been very good to exactly duplicate his autograph. Louishttp://www.memorylaneinc.com/site/bid/bidplace.asp?itemid=7785&getauctionid=66My copy:Memory Lane copy:Memory Lane signature:Signature on my copy:Reverse on my copy:Detail of reverse: