First letter, dated 1/8/30 is an unsigned note from Yale football player Perry Hale congratulating Coach Roper on his recently announced retirement. Second letter is dated 1/10/30 on Princeton University letterhead thanking Perry for his note, signed W. M Roper in black fountain pen. Bill Roper, deceased 1933, coached the Princeton Tigers to four national championships and was inducted into the college football hall of fame in 1951. We guarantee all uncertified autographs to pass 3rd party authentication with CAS our authenticator of choice. If you want to get autographs certified you need to notify us before you pay. We submit them for you. If an autograph doesn't pass we refund both the purchase price AND the authentication fee.