TY  - BOOK
ED  - Engineering Industry Training Board.
TI  - Boring for engineering craftsmen
T2  - Instruction manual, module D.21
SN  - 0850830370
U1  - 621.945 E57b 
PY  - 1969///
CY  - Watford 
PB  -  Engineering Industry Training Board 
KW  -  Drilling and boring machinery
ER  -