Letter, from Richard Jones to Sir John Herschel, dated at Tithe Commission Autograph letter signed by sender. Col. Ouseley had a son at Addiscombe. Has ascertained the relative value of the various branches of study in the final examination. Gives table of values. Hears that military drawing puzzles some. Children are well. If Johnny [Herschel] draws as well as Louisa [Herschel] at 14 he will do well. 2 October 1848