What fonts or typefaces were commonly used in old (pre-1950) mathematics literature?

math-history

Hint: Some related information is given in Mathematical Typography by D.E. Knuth from 1979. He discusses aspects of the development of typography used in AMS Transactions from 1900 up to the late 1970s in order to introduce $\TeX$ and $\mathrm{METAFONT}$.

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