
Lucien Lefèvre (French, 1850-1902)

William Nicholson (English, 1872-1949)

Centers for Disease Control and Prevention (American, 1946-)

Anonymous

Centers for Disease Control and Prevention (American, 1946-)

George Lois (American, 20th Century)

Anonymous

Ricky RCAF (Canadian, 20th Century)

Jerome Henry Rothstein (American, 1918-2008)

Anonymous

National Institutes of Health (American, 1887-)