Columbia subject headings:
Astrolabes--Catalogs.
Astrolabes.
National Museum of American History (U.S.)--Catalogs.
Harvard subject headings:
Astrolabes--Catalogs.
Astrolabes.
National Museum of American History (U.S.)--Catalogs.
Princeton subject headings:
Astrolabes--Catalogs.
Astrolabes.
National Museum of American History (U.S.)--Catalogs.