Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to A Compton Esq; Drayton House, 40 Claricade Gardens, W2 Advises the President [Sir Joseph John Thomson, PRS] and Council of the Royal Society have awarded him a Mackinnon Studentship for the year for the research described in A Compton's application. The stipend will be paid in half-yearly installments, and requests to be notified when he intends to begin work under the studentship and payment of the stipend would be convenient. 29 July 1919