Archaeologigal [sic] research in the northeastern San Juan Basin of Colorado during the summer of 1921. by Jean Allard Jeançon. edited by Frank H.H. Roberts
Jeancon, Jean Allard [18..?-19.] University of Denver State Historical and Natural History Society of Colorado 1922
Disponible 33MQB MQB Magasin (MH-Z-003385 )