Shipyard pipe welding manual.
By: Prepared by the Portland Public schools, Division of vocational education, War production training, for training offered in cooperation with the State board for vocational education.
Contributors: Oregon. Division of Vocational Education.
Published: 1944
Place of publication: Portland, Or
Language: eng
Number of pages: 26
Subjects: Electric welding.; Pipe.
Notes: Cover-title: pipe welding.
Reproduced from type-written copy.