Hazard Stevens was an American military officer, mountaineer, politician and writer. He received the Medal of Honor for his service in the Union army during the American Civil War at the Battle of Fort Huger. Stevens and Philemon Beecher Van Trump made the first documented successful climb of Mount Rainier on August 17, 1870.

Philemon Beecher Van Trump was an American pioneering mountaineer and writer who lived in the state of Washington. He is best known for the first documented ascent of Mount Rainier in 1870.