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  • Highline Neighborhood Parks/Trails January 1974

    A planning document from January 1974 listing proposed neighborhood parks and trails in the Highline area. The document contains a numbered list of 29 potential park locations with details on proposed locations, acreage, priority levels, acquisition costs, and development status.

  • Kelsh Projection Stereoplotter (1960)

    Kelsh Projection Stereoplotter (1960). This was an automatic digital data input system used in conjunction with the photogrammetric plotter. The stereoplotter required two aerial photographs that have considerable overlap (60%). The photos are put onto transparent media and projected with a light source. Each image will be projected with overlap on the other. The operator,

  • Boeing 707 #17586

    The prototype Boeing 707 jet airliner is rolled out of the assembly hangar before a large crowd of Boeing workers and observers. The aircraft's fuselage prominently displays the 'BOEING 707' designation, marking a historic milestone in commercial jet aviation history, likely from the mid-to-late 1950s.