Cuba 3484-3491, 3492

$ 5.82

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Cuba 3484-3491, 3492, MNH, $8.00. Michel 3661-3668, 3969 Bl.134. Scientists 1993. Pierre-Paul-Emile Roux, 1853-1933, bacteriologist; Carlos J. Finlay, 1833-1915, suggested mosquito as carrier of yellow fever; Ivan P. Pavlov, 1849-2936, physiologist; Louis Pasteur, chemist; Santiago Ramon y Cajal, 1852-1934, histologist; Sigmund Freud, psychoanalyst; Wilhelm Conrad Roentgen, physicist; Joseph Lister, surgeon; Robert Koch, bacteriologist.