Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [Vernon Herbert] Blackman, FRS Informs Professor [Vernon Herbert] Blackman that a grant of £50 was made to Williams in November 1910 as a subsidy for the whole work on Prodromus Florae Brittanicae. With references to the question of candidates, reminds Professor Blackman that his Committee recommended that certificates be drawn in a uniform manner so as to facilitate comparison of the claim of various candidates. 2 June 1919