Otis Birdsong 2013 SP Authentic #BL-OBg By the Letter Signatures /10 RAW Price Guide

The Otis Birdsong 2013 SP Authentic #BL-OBg By the Letter Signatures /10 card is 1 of 8 Otis Birdsong's card variations in the 2013 SP Authentic set being tracked by Sports Card Investor, including #S-OB Sign of the Times, #BL-OBb By the Letter Signatures /10, #BL-OBc By the Letter Signatures /10, #BL-OBd By the Letter Signatures /10, and #BL-OBa By the Letter Signatures /10.

Other popular players in the 2013 SP Authentic set include Reggie Bullock, Harold Miner, Shane Larkin, AC Green, and Alex English.