‘specimen’ historical pictures (exact matches)

Fleming was unsure whether penicillin would kill patients as well as germs
Fleming was unsure whether penicillin would kill patients as well as germs
Plate from The Young Beetle-Collector's Handbook
Plate from The Young Beetle-Collector's Handbook
Fleming noticed that a fungus had killed nearby germs
Fleming noticed that a fungus had killed nearby germs
Plate from The Young Beetle-Collector's Handbook
Plate from The Young Beetle-Collector's Handbook
Doctor Alexander Fleming worked in St Mary's Hospital, London
Doctor Alexander Fleming worked in St Mary's Hospital, London
Plate from The Young Beetle-Collector's Handbook
Plate from The Young Beetle-Collector's Handbook
Plate from The Young Beetle-Collector's Handbook
Plate from The Young Beetle-Collector's Handbook
Penicillin was first mass produced in America
Penicillin was first mass produced in America