Mnemotechnics
Here are various ways to remember the Hertzprung Russel diagram:
Oh Be A Fine Girl Kiss Me Right Now Sweetheart
. Only Boys Accepting Feminism Get Kissed Meaningfully.
Oh Brutal And Ferocious Gorilla, Kidnap My Roommate Next Saturday.
Official Bureaucrats At Federal Government Kill Many Researchers'
National Support
. Obese Balding Astronomer Found Guilty Killing Many Reluctant
Nonscience Students.
Oven-Baked Ants, when Fried Gently, and Kept Moist, Retain
Natural Succulence
Old Bottles And Filthy Garbage Kill Many Rare Natural Species.
Raoul