@book {622, title = {Tree-Ring Dates from New Mexico B Chaco-Gobernador Area}, year = {1974}, publisher = {University of Arizona}, organization = {University of Arizona}, address = {Tucson}, keywords = {Chaco, date, dendrochronology, Gobernador, new mexico, southwest, tree ring}, author = {Robinson, William J. and Harrill, Bruce G. and Warren, Richard L.} } @book {621, title = {Tree-Ring Dates from New Mexico J-K,P,V Santa Fe-Pecos-Lincoln Area}, year = {1973}, publisher = {University of Arizona}, organization = {University of Arizona}, address = {Tucson}, keywords = {date, dendrochronology, Lincoln, new mexico, Pecos, Santa Fe, southwest, tree ring}, author = {Robinson, William J. and Harrill, Bruce G. and Warren, Richard L.} } @book {620, title = {Tree-Ring Dates from New Mexico I,O,U Central Rio Grande Area}, year = {1972}, publisher = {University of Arizona}, organization = {University of Arizona}, address = {Tucson}, keywords = {Archaeology, date, dendrochronology, new mexico, rio grande area, tree rings}, author = {Robinson, William J. and Hannah, John W. and Harrill, Bruce G.} }