Gerrard, John W. Africa Calling : a medical missionary in Kenya and Zambia / John W. Gerrard. - London ; New York : Radcliffe Press ; c2001. - xiv, 265 p. : ill.(B&W) ; 23 cm. Includes: Appendix Includes : Index ISBN: 186064659X Subjects--Personal Names: Gerrard, Herbert, 1886-1969. Subjects--Topical Terms: Missionaries, Medical--Zambia--Biography.Missionaries, Medical--Kenya--Biography. Dewey Class. No.: 610.92 / GER