“Unity, Precision, Thrust”: The NASA Graphics Standards Manual, 1975

n the mid-1970s, the National Aeronautics and Space Administration was in a period of transition. The final manned Apollo mission to the Moon, Apollo 17, had returned to Earth in December 1972; no further Moon landings were planned. NASA had recently kicked off their Skylab experiments in short-term orbital space station living (and détente-inspired collaboration with the Soviets), as well as announcing a reusable fleet of Space Shuttles…