TY  - BOOK
AU  - Jain, R. K.
TI  - Engineering metrology: a text book for engineering students
U1  - 620.001555015 
PY  - 1997///
CY  - Delhi
PB  - Khanna
KW  - Measuring machines
KW  - Mechology
KW  - Standard of length
N1  - Includes index
ER  -