TY  - BOOK
AU  - IrwinClaude
TI  -  practical mathematics part 3
U1  - 516.24 
PY  - 1913///]
CY  - London
PB  - Macmillan and Co.
KW  - Mathematics
KW  - MCE
UR  - http://catalog.hathitrust.org/api/volumes/oclc/6988391.html
ER  -