Born to Lorenz Walter and Sara (Hugo) C. in Kingsburg, CA.
Earns a Bachelor of Science from Stanford University.
Achieves a Master of Science from Stanford University; Is a geologist with the Utah Construction Company until 1958.
Serves in the U.S. Army.
Is a geologist at the Stanford Research Institute until 1961.
Obtains a Doctor of Philosophy from Stanford University; Is a geologist with the U.S. Geological Survey in Denver, CO until 1971.
Marries Susan Eloise Putnam on June 23.
Is a geologist with the U.S. Geological Survey at Hawaii National Park until 1973.
Publishes “The Pliocene Conant Creek Tuff in the Northern Part of the Teton Range and Jackson Hole, Wyoming.”
Serves the U.S. Geological Survey as chief scientist for monitoring and scientific analysis of the 1980 eruptions of Mount Saint Helens.
Is a review panelist for the Costa Rican Electrical Institute until 1986.
Is a consultant to the United Nations in Nairobi, Kenya.
Is chief of the U.S. Geological Survey’s Branch of Igneous and Geothermal Processes in Menlo Park, CA until 1991.
Publishes “The Quaternary and Pliocene Yellowstone Plateau Volcanic Field of Wyoming, Idaho, and Montana.”
Is named scientist emeritus/geologist of the U.S. Geological Survey.
Publishes “Database for the Quaternary and Pliocene Yellowstone Plateau Volcanic Field of Wyoming, Idaho, and Montana.”
Continues to contribute as a fellow of the Geological Society of America and the Mineralogical Society of America.
Holds membership with the Amer. Assoc. for the Adv. of Science, Amer. Geophysical Union & Intl. Assoc. of Volcanology and Chemistry of the Earth’s Interior.