720-023b-n7529a-7546a-phx-51631

720-023b-n7529a-7546a-phx-51631
Picture 12 of 57

You can compare the color quality difference that Kodachrome produced in this late-day observation deck image featuring American 720-023Bs N7529A and N7546A, which I snapped on May 1, 1963. Arizona Air National Guard KC-97s are visible in the background.