Mt. Rainier. The year 1945 marks the seventy-fifth anniversary of the first ascent of Mt. Rainier, which was made on August 17th, 1870, by General Hazard Stevens. General Stevens was the guest of honor of the club and described the ascent at the fourth annual meeting of the Club in Boston, December 28th, 1905. The first ascent of Mt. Rainier by a woman was made in 1890 by Miss Edwina Fay Fuller (Mrs. F. von Briesen), a founding member of the Mazamas (1894) and an original member of the American Alpine Club.