Columbia subject headings:
Harvard subject headings:
Instrument manufacture--Scotland--History--19th century.
National Museums of Scotland--Catalogs.
Optical industry--Scotland--History--19th century.
Optical instruments industry--Scotland--History--19th century.
Optical instruments--Scotland--Design and construction--History--19th century.
Scientific apparatus and instruments industry--Scotland--Catalogs.
Scientific apparatus and instruments--Scotland--Design and construction--Catalogs.
Princeton subject headings:
Scientific apparatus and instruments--Scotland--History.
Scotland--Scientific apparatus and instruments--History.