This newspaper article describes the discovery of mastodon remains near Dayton by Joel Palmer(1810-1881), an influential Oregon pioneer. The article comes from an undated scrapbook, …

Oregon History Project

In 1972, historian Alfred Crosby introduced the term Columbian Exchange to refer to the interchange of plants, animals, bacteria, and peoples that occurred between the …

Oregon Encyclopedia

The Klamath River system is unique in having Indian reservations at its headwaters, along its estuary, and astride its major tributary, the Trinity. Ever since …

Oregon History Project

Carl H. "Doc" Severinsen's career began in the 1940s, and more than sixty years later, the famed trumpeter is still going strong and showing no …

Oregon Encyclopedia

Dogbane (Apocynum sp.) is a short herbaceous plant whose name refers to the plant’s toxicity to dogs. Other animals are also vulnerable to the …

Oregon Encyclopedia

Dominique Bachelet is a climate scientist and science communications specialist at Oregon State University and an accomplished watercolor artist. In her work as a quantitative …

Oregon Encyclopedia

Louis Heller, a photographer based in Yreka, California, likely took this photograph of Donald McKay, in 1873 during the Modoc War. McKay was a well-known leader …

Oregon History Project

Don Berry holds a special place in the history of the arts in Oregon. He is best known as the author of three highly regarded …

Oregon Encyclopedia

A donkey engine was an integrated machine consisting of a powerplant and gearing that turned one or more drums or winches containing wire rope. Designed …

Oregon Encyclopedia

From its headwaters on Steens Mountain, the Donner und Blitzen River winds northwest for 78 miles through public lands and a variety of ecosystems …

Oregon Encyclopedia