Yes. F.I.N. McOstrich was my father and served with the Munster Fusilliers after graduation from Sandhurst. Was stationed with the regiment on Spike Island, Cork ...now nmaed Cobh. Went to Royal Corps Signals, seconded to Indian Signals, served Quetta, India - and Kabul, Afghanistan. Captured Singapore 1942. Prisoner Burma Railroad/Kwai. Repatriated 1945. Promoted Colonel Signals, served B.O.A.R, Guttersloe, Germany. Promoted Brigadier - sent to Accra, Gold Coast. Died Gold Coast 1951.
Thanks for the email -anything more I'd be glad to hear.