If you are serious about the subject, look for the Mahanirvana Tantra (translated by Arthur Avalon/Sir John Woodroffe) or the Vijnana Bhairava Tantra . These are the "solid stories" that survived the test of time.
If you are looking for a PDF download, I cannot provide that, as these texts are often under copyright or sold by specific publishers. However, I can tell you the "story" of what these texts are, which is often more valuable than a random PDF file. 64 tantra pdf
: The traditional "arts" or skills considered essential for a cultured person. If you are serious about the subject, look
: Sacred feminine deities representing manifestations of Shakti. I cannot provide that