Valerie Mendenhall Cohen grew up in Pasadena, California, and spent summers during college in Yosemite s Camp 4. She completed . degrees in English at the University of California.

Valerie Mendenhall Cohen grew up in Pasadena, California, and spent summers during college in Yosemite s Camp 4. Woman on the Rocks: The Mountaineering Letters of Ruth Dyar Mendenhall is her first book. She was a Law Enforcement Ranger in Yosemite and Grand Teton National Parks, and has also worked as a typesetter, illustrator, writer, ski patroller, and mother. After living in Southern Utah for nearly thirty years, she moved to Nevada.

Woman on the Rocks book. Ruth Dyar Mendenhall broke that barrier to become one of California's first and most important women mountain climbers

Woman on the Rocks book. Ruth Dyar Mendenhall broke that barrier to become one of California's first and most important women mountain climbers. In 1937, climbing mountains was thought to be an activity reserved for men.

Woman on the Rocks: The Mountaineering Letters of Ruth Dyar Mendenhall. Note: these are all the books on Goodreads for this author.

Ruth Dyar Mendenhall broke that barrier to become one of California's first and most. Format: Perfect Paperback.

The Mendenhall Experiment. See actions taken by the people who manage and post content. Page created – 11 November 2011.

Thomas Corwin Mendenhall (October 4, 1841 – March 23, 1924) was an American autodidact physicist and meteorologist. He was the first professor hired at The Ohio State University in 1873 and the superintendent of the . Coast and Geodetic Survey from 1889 to 1894. Alongside his work, he was also an advocate for the adoption of the metric system by the United States.

Many pieces written by Vivian Mendenhall after Ruth Mendenhall's death in 1989. Photocopies or internet reprints. Small number of items about or mentions of John Mendenhall.

Woman on the Rocks: The Mountaineering Letters of Ruth Dyar Mendenhall by Valerie Medenhall Cohen, Valerie Mendenhall Cohen and Mendenhall Collection (Aug 1, 2007). A preliminary genealogy of the Dyar family by Dyar Harrison G. (Harrison Gray) (Aug 19, 2009). A preliminary genealogy of the Dyar family by Harrison Gray Dyar (Jan 1, 1903). New records for the phlebotomine sand fly Lutzomyia shannoni (Dyar) (Diptera: psychodidae) in Mississippi by Jerome Goddard and Chad P. McHugh (Dec 13, 2005).