2 Ebooks by Challoner Jack Challoner
Jack Challoner: John Snow
John Snow was a Victorian physician who helped to establish that cholera was spread by contaminated water (not bad air, as theory had it). He traced the source of a deadly cholera outbreak to one …
PDF
DRM
€6.73
Jack Challoner: John Snow
John Snow was a Victorian physician who helped to establish that cholera was spread by contaminated water (not bad air, as theory had it). He traced the source of a deadly cholera outbreak to one …
EPUB
DRM
€6.73
