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These are two articles on P23, No. 5, 1962, which are: 1. Self-made winding machine, 2. What should I do if the soldering iron burns to death?

These are two articles in P23, No. 5, 1962, which are:

1. Homemade winding machine,

2. What should I do if the soldering iron burns to death?

These are two articles on P23, No. 5, 1962, which are: 1. Self-made winding machine, 2. What should I do if the soldering iron burns to death?
These are two articles on P23, No. 5, 1962, which are: 1. Self-made winding machine, 2. What should I do if the soldering iron burns to death?
These are two articles on P23, No. 5, 1962, which are: 1. Self-made winding machine, 2. What should I do if the soldering iron burns to death?
magazine soldering iron essay
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