My dad taught me to solder over 50 years ago, without any of the technical details like this, I'm sure my technique improved over the next decade of so, and my equipment improved over a longer period. After he died, I found a book from the 1930s he used in tech college, with all of this detail and more for non-electronics work, he had given me enough information, but I wish he'd let me know that book was up there ...
My dad taught me to solder over 50 years ago, without any of the technical details like this, I'm sure my technique improved over the next decade of so, and my equipment improved over a longer period. After he died, I found a book from the 1930s he used in tech college, with all of this detail and more for non-electronics work, he had given me enough information, but I wish he'd let me know that book was up there ...