Karpinski
A survey of all mathematics textbooks and their authors published in the USA between 1850 and 1950
BRETSCHNEIDER
A Zotero bibliography of all known publications on quadrilaterals, quadrangles, and quadrigons
A survey of all mathematics textbooks and their authors published in the USA between 1850 and 1950
A Zotero bibliography of all known publications on quadrilaterals, quadrangles, and quadrigons