| Ixtutz 1971 rubbings expedition crew: (second row, left to right) George Wing, Kevin Monahan, Arlen Chase, Corey Smith, Tom Gardner, Hull, Bob Robertson. Merle Greene Robertson on far right next to camp cook and her child. |
| Ixtutz 1971 rubbings expedition crew: (second row, left to right) George Wing, Kevin Monahan, Arlen Chase, Corey Smith, Tom Gardner, Hull, Bob Robertson. Merle Greene Robertson on far right next to camp cook and her child. |