Columbia subject headings:
Harvard subject headings:
Microscopes--Private collections--New York (State)--Schenectady--Catalogs.
Union College (Schenectady, N.Y.)--Scientific instrument collections--Catalogs.
Princeton subject headings:
Microscopes--Private collections--New York (State)--Schenectady--Catalogs.
Union College (Schenectady, N.Y.)--Scientific instrument collections--Catalogs.