Signatures: A⁶[-A1] B-2C⁶ 2D. Title from A2r. Imprint from STC. A collection of 19 treatises which form a work on logic. Includes the "Insolubilia" of Richard Swineshead. Imperfect; title page lacking; some print faded and show-through. Reproduction of the original in New College (University of Oxford) Library.