Picture Progress v2 #3

This issue chronicles the life and scientific work of Louis Pasteur, focusing on his landmark discoveries about microorganisms and disease. The narrative includes his famous experiment demonstrating that germs come from the air by using sealed flasks, his observations about dust carrying germs, and his work combating chicken cholera on a farm. The story culminates in Pasteur's vaccination of a boy named Joseph Meister who was bitten by a rabid dog, with Pasteur anxiously monitoring whether the vaccination would save the boy's life.