TY - RPRT TI - Alteration of sandstone pipes, Laguna, New Mexico: Discussion AU - R. H. Moench AU - L.S. Hilpert PY - 1968 DO - 10.1130/0016-7606(1968)79[787:aospln]2.0.co;2 UR - https://pubs.usgs.gov/publication/70207429 ID - 70207429 ER -