TY  - GEN
AU  - ORD, H.
TI  - Engineering Drawing and Materials: For Mechanical Engineering Technicians, Vol. II
SN  - 0 340 19266 6
U1  - LM 604.2 ORD 
PY  - 1974///
CY  - London
PB  - Hodder & Stoughton
ER  -