Promotional materials; Publicity photographs; Union Pacific Railroad Company; Tourism
Union Pacific Railroad Company published this promotional booklet to promote tourism and the railroad in Idaho, written and illustrated by Robert Limbert. The booklet is filled with photographs taken by Limbert while exploring Craters of the Moon,...
A copy of the proclamation by President Calvin Coolidge creating the Craters of the Moon National Monument. The proclamation includes a map of the boundaries, approximately 39 square miles near Arco, Idaho. The rubber-stamped signature on the...
Field trip notebook of Edward F. Rhodenbaugh, mostly in Idaho locations. Note: blank pages were not included in the digital copy, but included in the pagination.
Four men from the expedition examine the lava formations while carrying rifles and camping supplies. From left to right: Ad Santel, two unidentified men, and Robert W. Limbert. This photograph was printed in the 1924 National Geographic article,...
A photograph of a page in a geology text book discussing caves and caverns. This slide is part of a collection of teaching materials prepared by Edward Rhodenbaugh.
A cross section drawing of people exploring and excavating a cave. This slide is part of a collection of teaching materials prepared by Edward Rhodenbaugh.
Edward Rhodenbaugh's daily, sometimes hourly, account of activities during the summer break of 1924. As a teacher at Gooding College, Edward had the summer off. He spent his time traveling throughout Idaho and Easter Oregon, including Craters of...
Five male explorers rest in the cave that explorer Robert W. Limbert named Amphitheater Cave. Limbert described the cave as being "explored for half a mile underground until we came across apparently fresh bear tracks when we turned around and came...
Printed in Robert W. Limbert's National Geographic article on his expeditions, this is an interior shot of what he called Amphitheater Cave in Craters of the Moon. "This is one of a series of eight caves found near the Bridge of Tears. It is an...
