Ireland. (Great Britain - India). 1870. Envelope addressed to 'Lieutenant Macgregor Greer, Royal Engineers, 8th Division, Madras Presidency' bearing Great Britain SG 43, 1d rose and SG 108, 6d purple (pair) tied by Dublin/ 186 duplex 'Ap 14 70', endorsed 'via France' with London transit and oval 'Sea Post Office transit '1/5' with Madura/ 2nd Dy' double arc arrival on reverse in red dated '12th May'.