1
The joint is secured with hard solder.
2
For a white hard solder use brass, 12 parts; zinc, 1 part; and tin, 2 parts.
3
In this I placed my manuscript, and then I took the box to a tinsmith and had the top fastened on with hard solder.
4
Hard solder is made from two-thirds tin and one-third lead.
5
Hard solder is made with two-thirds tin and one-third lead.
6
Other hard solders are alloyed as follows: brass, 4 parts; and zinc, 5 parts.