History of 424 Boyer Avenue, Walla Walla, WA – Outhouse (Environmental House), Whitman CollegeAugust 1, 2010Built in 1902 by Sarah Wilson https://ww2020.net/wp-content/uploads/424_Boyer.jpg 150 200 Mary Meeker https://ww2020.net/wp-content/uploads/2011/12/ww2020_logo.png Mary Meeker2010-08-01 16:30:052017-02-05 12:20:43History of 424 Boyer Avenue, Walla Walla, WA – Outhouse (Environmental House), Whitman College