Volume 27, Number 1—January 2021
Etymologia
Etymologia: Petri Dish
Figure

Figure. Top left: Julius Richard Petri, inventor of the Petri dish, »1888. Unknown photographer, from file Gruppenaufnahme von Bakteriologischen Kursen im RKI um 1888-A.jpg, Public Domain, https://commons.wikimedia.org/w/index.php?curid=31684326. Top right: Robert Koch. Unknown photographer, from the National Institutes of Health, US Department of Health and Human Services. Bottom: Petri dish showing Bacillus anthracis bacterial colonies grown on sheep’s blood agar for 24 hours. Photograph, Centers for Disease Control and Prevention/Megan Mathias and J. Todd Parker, 2009