Lyman Frank Brown vs L. Frank Baum

Lyman Frank Brown and L. Frank Baum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lyman Frank Brown	Yes	No	No	No
L. Frank Baum	Yes	No	No	No

As nouns, Lyman Frank Brown and L. Frank Baum are synonyms defined as:

Lyman Frank Brown and L. Frank Baum: United States writer of children's books (1856-1919)

Other synonyms of Lyman Frank Brown include Baum, Frank Baum.

Lyman Frank Brown (noun)	L. Frank Baum (noun)
United States writer of children's books (1856-1919)	United States writer of children's books (1856-1919)