Impressive oversized Skylab mission chart, 53.5 x 24, showing the "Groundtrack for Skylab Mission SL-1/SL-3," for the SL-3 launch date of July 28, 1973. Marked in the lower left corner, "1st Edition July 10, 1973." The left side of the chart features a world map marked with groundtrack traces, and the right side features a table of revolution numbers, dates, and times. In fine condition, with intersecting storage folds.
