found: Work cat.: Mt. Constance and Mt. Jupiter of the Olympic Mountain Range from Bainbridge Island, November 11, 1952, via the Lawrence Lindsley digital image collection, Feb. 10, 2006.
found: GNIS, Feb. 10, 2006(Jupiter, Mount, summit, Jefferson County, Wash., 47⁰42ʹ18ʺN 123⁰03ʹ39ʺW)
found: Washington place names, Feb. 10, 2006(Mount Jupiter: "An Olympic National Forest peak eight miles west of Dabob Bay in the southeast corner of Jefferson County is named Mount Jupiter.")
found: Peakbagger.com, Feb. 10, 2006(Mount Jupiter, Wash., elev. 5701 ft., Olympic Mountains)