Queries.

Progress, Volume V, Issue 12, 1 October 1910, Page 8

Queries.

This column is open for the use of subscribers, who may be in search of information or have any difficulties requiring a solution. The name and address should always be sent, not necessarily for publication, but as a guarantee of good faith.

In sending replies to queries, it is only necessary to give the signature and title referring to the information sought.

Wanted, a wrinkle for good stud driver instead of using two lock nuts. — F.M.L.

I am making 100 cell Daniel galvanic battery for experimental purposes. Can anyone tell me how to make cheap porous cells? — S.A.M.

Having to -work up a lot of gauge 10 wire, I find it tangles easily. Wireworkers have a way of fixing up the coil so that it runs out freely and without trouble. What ia it? — A.B.