TY  - BOOK
AU  - Ludwig, Oswald A.
AU  - xx, 686 p.
AU  - Ludwig. A Earl
AU  - Title
TI  - Metal work, technology and practice
SN  - 62051718
PY  - 1962///
CY  - Bloomington, Ill.
PB  - McKnight & McKnight Pub. Co.
KW  - DKM, DEM
KW  - Machine-shop practice
KW  - Metal-work
ER  -