Manzano group of the Rio Grande valley, New Mexico, by Willis T. Lee and George H. Girty. [U.S. Geological Survey Bulletin 389.]
author: united states. congress. house
source date: 1909
availability: public_domain

Subjects: new mexico territory; legislative materials; executive department publications; rio grande canyon (colorado/new mexico); fossils; geology; government publication; monographs LoC: http://www.loc.gov/item/2024873635/