Research Article| April 01, 1965 Genesis of the White Cloud and Related Pegmatites, South Platte Area, Jefferson County, Colorado C VANCE HAYNES, JR. C VANCE HAYNES, JR. Dept. Geology, University of Arizona, Tucson, Ariz. Search for other works by this author on: GSW Google Scholar GSA Bulletin (196

Research Article| September 01, 1965 NON-ANATECTIC MIGMATITES IN GILPIN COUNTY, COLORADO PAUL D LOWMAN, JR. PAUL D LOWMAN, JR. NATIONAL AERONAUTICS AND SPACE ADMINISTRATION, GODDARD SPACE FLIGHT CENTER, GREENBELT, MD. Search for other works by this author on: GSW Google Scholar GSA Bulletin (1965) 7

AbstractPortions of the labyrinth or villi of placentas from late pregnancy from nine species in four orders of mammals were examined with the electron microscope. Pronounced patterns of layering of the trophoblast were found in these placentas which were all of the hemochorial type. The laboratory

Journal Article Adaptation of Heart and Lung Weight to High Altitude in the Robin Get access William A. Dunson William A. Dunson Department of Biology, Yale University, New Haven, Connecticut Present address: Department of Zoology, University of Michigan, Ann Arbor, Michigan Search for other works b

The dispersal was associated with changes in home ranges and with the avoidance of dominant animals by subordinate animals, and females moved from being concentrated in the centre of the colony to being more widely dispersed during the vernal period.

This report is concerned primarily with the timber resource.However, because practically none of the forest area is managed for timber alone, the report also briefly describes demands for associated forest valueswater, recreation, wildlife, and forage.