To find books and government documents in USA Libraries' collections, use OneSearch at USA Marx Library.
The Marx Library owns several ebook collections, some of which will be useful to you for the history of math. Many of our ebooks can be found using our catalog, SOUTHcat, but you can also try the following collections separately:
These two books are ebooks/audiobooks available for free that look interesting for students of the history of math.
Bibliography and research manual of the history of mathematics
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Dictionary of scientific biography
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Biographical dictionary of mathematicians
In mathematical circles; a selection of mathematical stories and anecdotes
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Mathematical circles revisited; a second collection of mathematical stories and anecdotes
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Mathematical circles squared; a third collection of mathematical stories and anecdotes
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Mathematical circles adieu : a fourth collection of mathematical stories and anecdotes
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History and Philosophy of Modern Mathematics
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