Mathematical Manuscript, Ciphering.

4 vol. c. 1000pp., to include charts and diagraphs and illustrations some in colour, covering ‘The Rule of Three, mathematical formulae, geometry and engineering, surveying etc, all written in a ‘copper-plate’ calligraphic hand, contemporary half calf, bindings in a very poor state, internally very good, [c. 1809]

***These ‘ciphering’ manuscripts were usually copies done by the student from the teacher's own copy.