Note: - From the Transactions of the Cambridge Philosophical Society, v. 9:1.
- "Read April 15, 1850" -- p. [1].
- Caption title.
- ULL copy at [DeM] L0 (B.P.22) is from the library of Augustus De Morgan, with his list of contents pasted in at front of vol., 8 Oct. 1851, and his light pencilled marginal markings.
- ULL copy at [DeM] L0 (B.P.22) is no. 22 of 33 mathematical tracts, ca. 1780-1851, in vol. with binder's spine title: "Mathematical tracts, 1851".
- DOI: 10.1163/9789004460409_MOR2-b29505483