Copy letter from Robert William Frederick Harrison, to R C Allan, 21 Bridge Street, Aberdeen The Society is still unable to trace the reference Allan wants to a print by G Turner after Hugh Irvine. There is no entry for either C Turner or Hugh Irvin in the old 'Philosophical Transactions [of the Royal Society]' index. Volume 12 of the abridgment corresponds to the volumes of the full 'Transactions' for 1763 to 1769. 10 July 1905