1. [A dental office with Ritter equipment] Publication: [194-?] Subject(s): Dental OfficesDental Equipment
3. [This modern dental office] Publication: [S.l. : s.n., 19--] Subject(s): Dental OfficesDental Equipment
5. [Ritter equipment in a dental office] Publication: [194-?] Subject(s): Dental OfficesDental Equipment