Post-Apollo group of four metal signs from Kennedy Space Center, ranging in size from 5.5 x 4 to 18 x 14, including: "Caution Keep Hatch Closed"; "Operating Instructions" for a hose system; "Caution, Max. Shelf Load 1800 LB"; and safety instructions for the "MDD" [Mate-Demate Device] area, noting, "Hardhats will be worn on MDD and on the apron except when Orbiter is present." In overall very good condition, with wear from significant use, including several chips to the "Operating Instructions" sign. From the collection of aerospace memorabilia specialist Ken Havekotte.
