The phrase describes the supply of skeletal diagrams in a conveyable doc format (PDF) that may be obtained for free of charge. These digital recordsdata are designed to be simply printed, offering a tangible visible support depicting the bones of a human or animal.
Such sources provide notable benefits in academic settings, permitting college students to review anatomy with out requiring costly bodily fashions. In addition they profit artists needing correct skeletal references, or people pursuing private studying. Traditionally, anatomical illustrations have been painstakingly hand-drawn and expensive to breed. The proliferation of digital codecs and on-line distribution has democratized entry to any such data.