Ludwig, Oswald A.
Metalwork; technology and practice / Oswald A. Ludwig. Rev. by Willard J. McCarthy. - 5th ed. - Bloomington, Ill. : McKnight & McKnight, c1969. - xiv, 630 p. : ill. (part col.) ; 27 cm.
Includes index.
Bibliography: p. 607-609.
68024629
Machine-shop practice.
Metal-work.
TJ1160 / .L8 1969
621.75 / LUM
Metalwork; technology and practice / Oswald A. Ludwig. Rev. by Willard J. McCarthy. - 5th ed. - Bloomington, Ill. : McKnight & McKnight, c1969. - xiv, 630 p. : ill. (part col.) ; 27 cm.
Includes index.
Bibliography: p. 607-609.
68024629
Machine-shop practice.
Metal-work.
TJ1160 / .L8 1969
621.75 / LUM