Paper, 'On certain geometrical theorems, No. 2' by W H L [William Henry Leighton] Russell Russell presents a short method of determining the conic of five-pointic contact with a given curve. For Russell's earlier work on certain geometrical theorems, see PP/1/16. Annotations in ink. Subject: Geometry Received 10 May 1882. Read 25 May 1882. A version of this paper was published in volume 34 of the Proceedings of the Royal Society as 'On certain geometrical theorems. No. 2'. 1882