Keywords: Peter Nicholson.jpg Portrait of Peter Nicholson 1765 - 1844 British mathematician and architect Engraving original size 15×10 8 cm http //www sil si edu/digitalcollections/hst/scientific-identity/fullsize/SIL14-N001-22a jpg century 19 Creator William G Jackman PD-old Mathematicians from the United Kingdom Architects from the United Kingdom Engravings by William G Jackman |