Letters from Correspondents Pr-W <li>Letter from Edward Prest to Karl Pearson.</li> <li>Letters from P F Sturridge concerning sanatorium treatment of consumption.</li> <li>Letters from F Walters discusses temperature as chief prognostic point in phthisis cases.</li> <li>Letters from Theodore Williams to Karl Pearson with statistics of phthisis in private practice (enclosed).</li> <li>Letters from F Wood to William Palin Elderton concerns sending medical reports form Hospital of Consumption, Brompton.<li> 1910-1913