U.S.-Mail-Wagon-at-Western-&-Marion-THEN-mr March 7, 2015 2000 × 1272 Seattle Now & Then: Going Postal at Marion & Western THEN: Arthur Denny named both Marion and James Streets for his invalid brother, James Marion Denny, who was too ill to accompany the “Denny Party” from Oregon to Puget Sound in 1851. (Courtesy, Gary Gaffner)