Air reduction sales company, New York. [from old catalog] · New York, Air reduction sales company · leaf 23
BRIDGES OF FIGURE 42: Operation 8. Preheat bridges marked x at 1 and 2. Weld atthese points, and reheat at x. WELDING ON PATCHES OF FIGURES 43 AND 44: Operation 9. Weld patch to crown sheet. Then weld flue sheetto patch as shown at 2 and 3 of Figure 41. Operation 10. Weld flue sheet to crown sheet…
Welding · Locomotives
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