Geometry.
Brougham. Henry Peter, lst baron Brougham and Vaux.
1778-1868.
General theorems, chiefly porisms, in the higher geometry. By Henry Brougham, jun. Communicated by Sir Charles Blagden. Read May 24, 1798. Pp. 378- 396. Folded plate. (Cut from Royal society, London. Philosophical transactions. Vol. 88. London, 1798.) **£.5112.18
Same. (In Royal society, London. Philosophical trans-
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