Columbia subject headings:
Communication in science--History--Congresses.
Nonverbal communication--History--Congresses.
Harvard subject headings:
Communication in science--History--Congresses.
Communication in science--History.
Medical illustration--History
Medical photography--History.
Natural history illustration--History.
Nonverbal communication--History--Congresses.
Photography--Scientific applications--History.
Scientific apparatus and instruments--History.
Scientific illustration--History.
Symbolism--History
Princeton subject headings:
Communication in science--History.
Medical illustration--History.
Medical photography--History.
Natural history illustration--History.
Photography--Scientific applications--History.
Scientific apparatus and instruments--History.
Scientific illustration--History.
Symbolism--History.