Pneumonia posters & prints

Various types of bacteria, 1889 Unknown

Jean-Louis Alibert treating typhoid patients at the Hopital Saint-Louis French School

US president William Henry Harrison, 1841 Thomas Campbell

The people's line--Take care of the locomotive, 1840 American School

Harrison & Tyler campaign emblem, 1840 American School

8 year old newsboy Michael McNelis, who'd just recovered from his second bout of pneumonia, selling papers in a rain... Lewis Wickes Hine