Selman Waksman Born / Emma Lazarus born - July 22

This Day in History Class - A podcast by iHeartPodcasts and HowStuffWorks

Selman Waksman, who is credited with developing streptomycin, was born on this day in 1888. / On this day in 1849, Jewish-American writer Emma Lazarus was born. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.