TY  - GEN
AU  - Neundorf,William
AU  - Stevens,Claude
AU  - McDermott,Alan
AU  - McClennan,Don
TI  - Sheet metal practice
SN  - 0070776814
PY  - 1977///
CY  - Toronto, London (etc.)
PB  - McGraw-Hill
KW  - Sheet-metal work
N1  - Previous ed.: 1962-
ER  -