Flown metal-bodied Fisher AG7 Space Pen carried into space on the Skylab 4 mission, measuring 5″ long, engraved with NASA part numbers “P/N SEB12100051-208, S/N 1267.” A small swatch of Velcro is affixed to the top. In fine condition, with some toned adhesive remnants to the body. Accompanied by a photocopied letter of provenance from Ed Gibson, stating that the pen flew on Skylab.