He and I got along very well together until I determined to order my own instruments, his being too heavy and too difficult, as I thought, for an operator to handle while receiving.

We had our instruments made by the same maker--Clark & Co., Philadelphia.

Yet even that did not greatly separate us, and we were always friends.

About some things his notions were very crude.

It was under his guidance that David Brooks, Henry C.Hepburn and I, in 1845, undertook to insulate the line from Lancaster to Harrisburg, Pennsylvania, by saturating bits of cotton cloth in beeswax and wrapping them round projecting arms.