TY  - BOOK
AU  - "Yarwood, A."
TI  - "Geometrical and technical drawing book 1."
SN  - "0 17431205 9"
AV  - T353 .Y37
PB  - "ELBS"
KW  - 1. MECHANICAL DRAWING 2. GEOMETRICAL DRAWING
KW  - "N"
N1  - "N"
ER  -