TY  - BOOK
AU  - Walker,K.J.S
AU  - Goodchild,R.
TI  - Theory of cutting : : part 1 experiments in rectilinear cutting / 
U1  - 621.93 
PY  - 1960///
CY  - London : 
PB  - Her Majesty's Stationery Office , 
KW  - Cutting
N1  -  Includes bibliographical references (p. 25)
ER  -