1. D.I.G.T. radial inflow turbine, cold tests on turbine B;Ricardo & Co. Engineers (1927) Ltd;Report No. 1381,1957
2. D.I.G.T. radial inflow turbine, cold tests on turbine B, turbine A and turbine D;Ricardo & Co. Engineers (1927) Ltd;Report No. 1412,1959
3. D.I.G.T. radial inflow turbine, cold tests on turbine C and turbine A, hot test on turbine A;Ricardo & Co. Engineers (1927) Ltd;Report No. 1436,1960
4. M.O.A. radial inflow turbine, cold tests on turbine BA, turbine C and turbine A;Ricardo & Co. Engineers (1927) Ltd;Report No. 1467,1963
5. Experimental results of varying the blade-shroud clearance in a 6.02-inch radial-inflow turbine;Futral;NASA TN D-5513,1970