Page:Carroll - Notes by an Oxford Chiel.djvu/74

24 such a period, though long in the life of an individual, is as nothing in the life of the University.

As Photography is now very much employed in recording human expressions, and might possibly be adapted to Algebraical Expressions, a small photographic room would be desirable, both for general use and for representing the various phenomena of Gravity, Disturbance of Equilibrium, Resolution, &c., which affect the features during severe mathematical operations.

May I trust that you will give your immediate attention to this most important subject?

Believe me, Sincerely yours, MATHEMATICUS.

6, 1868.