Columbia subject headings:
Microphotography--Periodicals.
Photography--Scientific applications.
Photomicrography--Periodicals.
Harvard subject headings:
Contax camera--Periodicals.
Microphotography--Periodicals.
Photography--Periodicals.
Photography--Scientific applications--Periodicals.
Photomicrography--Periodicals.
Princeton subject headings:
Microphotography--Periodicals.
Periodicals.
Photography--Periodicals.
Photography--Scientific applications--Periodicals.
Photomicrography--Periodicals.