This article describes the scientific importance of the Skylab missions, and specifically focuses on the importance of having the Skylab program be a manned series of missions, as opposed to unmanned.
This article describes the scientific importance of the Skylab missions, and specifically focuses on the earth resources and Apollo Telescope data which the Skylab 3 crew brought back.
This report describes the experiments onboard Skylab, what the data the experiments gather indicates, and the equipment that the experiments utilize. This includes the spider experiment.