Ring-bound complete flight data file checklist entitled “RMA DPY Checklist” for the STS–48 mission, 6 x 8, 116 pages, with tabs labeled “Early OPS,” “Grapple,” “Unberth,” “Release,” “Closeout,” “Cont OPS,” “Pads,” and “Off–NOM RMS OPS.” In fine condition. An appealing checklist from the Space Shuttle program.