If public libraries, why not public museums?

If public libraries, why not public museums?

Collection:
Medicine in the Americas, 1610-1920
Author(s):
Morse, Edward Sylvester, 1838-1925 author
Publication:
[Boston?] : [publisher not identified], [1893?]
Language(s):
English
Format:
Text
Subject(s):
Museums -- organization & administration
Public Sector
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)
Extent:
pages 112-119
NLM Unique ID:
101757943 (See catalog record)
OCLC no.:
38735903
Permanent Link:
http://resource.nlm.nih.gov/101757943