Percival Horton-Smith Hartley
Sir Percival Horton-Smith Hartley ( "né" Horton-Smith; 2 December 1867 – 30 June 1952 ) was an English physician and authority on tuberculosis . 
<triplet> Percival Horton-Smith Hartley <subj> 2 December 1867 <obj> date of birth <subj> 30 June 1952 <obj> date of death