Amos 'n' Andy is a situation comedy based on stereotypes of African-Americans

We use "stereotype" as we would use "photograph." We don't say, "This is a photograph about my mother." Both nouns here are "representations of" X.

So we can say: Amos 'n' Andy was a show on the stereotypes which white Americans had about African-Americans?

<<I would have used stereotypes about African-Americans instead. What would be the difference?


>>>
"About" is an adverb. It roughly means "nearly or approximately"". In certain context, "about" may be interchangeable with "of". I don't believe this is the case here.

It's a story of / about a young boy .....

"in just

Jackson6612So we can say: Amos 'n' Andy was a show based on the stereotypes which white Americans had about African-Americans?

Goodman<<I would have used stereotypes about African-Americans instead. What would be the difference?>>>

Others may find it acceptable. To me it's not idiomatic.

This is a movie about African-Americans. (idiomatic)

This is a photograph about