Two Ross-Manson letters / [Sir Ronald Ross].

London : [Harrison and Sons, Printers], 1929.

12 pages : illustrations ; 26 cm

Prints a prefatory note by Ross, his letters to Manson of Aug. 22 and 31, 1897, announcing his discovery of malaria parasites in anopheles mosquitoes, and a short extract relating the history of Ross's discovery from a speech by Dr. Low to the Royal Society of Tropical Medicine, 18 Oct. 1929

Imprint from colophon, p. 6; date from preface

Signatures: A⁶

Ill. shows photo of drawing of malaria zygotes from letter of August 22nd

Pamphlet as issued, without wrappers, single gathering of 6, sewn.