Quote Originally Posted by steven c newman View Post
Yep...if you don't know how to use it, in the first place...

[eited]
Mea culpa, surely everyone at the end of the 19th century and beginning of 20th century knew how these worked intuitively, without having to be shown.

That is why they are all over the shelves, tables and benches at flea markets and antique malls today.

jtk