The sheet-metal worker's guide : a practical handbook for tinsmiths, coppersmiths, zincworkers, etc., comprising numerous geometrical diagrams and working patterns, with descriptive text (1888)
Crane, W. J. E. (W. J. Eden) · London : Lockwood and Son · leaf 17
5 JOINTS. Joints. Let us now glance at the various methods of making joints at angles of sheet metal, as at Fig. 12. A and b are for the thinnest metals, such as tin, which requires a film of soft solder on one or the other side. Sheet lead is similarly joined, and both are usually soldered from… … Fig. 12. sliding asunder.
Sheet-metal work
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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