Geology model (3.34361)
Type: Photographic image
Description:A model featuring a cross-section of some of Earth's geological layers.
Extent: 1 slide
Report of the exploring expedition to the Rocky Mountains in the year 1842, and to Oregon and north California in the years 1843-'44. (3.66652)
Date: 1845Creator: Frémont, John Charles, 1813-1890.
Type: Book
Extent: 583 pages, 1 unnumbered page, 25 leaves of plates : illustrations, maps (some folded) ; 24 cm (8vo).
National Atlas (3.5933)
Date: 1966 – 1969Creator: Geological Survey (U.S.)
Type: Map
Description:CONTENTS:-- [pt.1] Land-surface form.--[pt.2] Geology.--[pt.3] Monthly sunshine.--[pt.4] Forest types.
Extent: 4 sheets
Lunching & Learning with Clarence Godshalk: Evolution of the Arboretum - From Farm to Arboretum (3.31582)
Date: January 25 1978Type: Audio
Description:Lunching and Learning program presented by Clarence Godshalk as he describes the evolution of the Arboretum, from farm land to Arboretum.
Extent: 1 audio cassette