A history of mathematical notations
Florian Cajori
Open Court
Open Court 1929 A history of mathematical notations / Florian Cajori v. 2
Available at 30 libraries
by Florian Cajori
The Open court publishing company 1928 A history of mathematical notations / Florian Cajori v.1 , Open Court paperbacks
Available at 6 libraries
Open Court c1928 A history of mathematical notations / Florian Cajori v. 1
Available at 29 libraries