Analysis of information sources in references of the Wikipedia article "Fort Rock Cave" in English language version.
Board directors said the proposal is not a name change – the cavern, oldest known habitation of man in the region, has been known over the years by various names, Menkenmaier Cave, Fort Rock Cave and Cow Cave. It has been known in recent years as Fort Rock Cave, and this has resulted in much confusion with the Fort Rock formation, about a mile and a half to the east. ... Several years ago, Mr. and Mrs. Long formally presented the cave, on Reub Long's land, to the U.S. Park Service. The cave got its Cow Cavern name because Long's cattle sought shelter there from winter storms. ... The Fort Rock basin cave won national attention in 1938 when Dr. L. S. Cressman, University of Oregon anthropologist, found in the old cave a cache of sandals made from sagebrush.
About two miles northwest of the rock is Fort Rock Cave, where the discovery in 1938 of prehistoric sandals established the Fort Rock basin as the oldest known habitat of man in the Oregon country. Anthropologists set the radio-carbon age of the sandals at around 9,000 years. The cave is located on what was once Reub Long's "home" ranch.