Schnee bath, from Edward Reginald Morton and Elkin Cumberbatch& Essentials of Medical Electricity (Third Edition), The Schnee Bath was used to treat rheumatic conditions, with a powerful but carefully managed electrical current.
People have been dressing up in costume for Halloween for many years. Here is a collection of vintage photos showing Halloween costumes through the years. These costumes look a lot scarier than some of the costumes we see now.
This is a picture of a little person, Edward Garrett, who played a baby in the farce "The Little Stranger" on Broadway. So, the picture is not as weird as it looks. It is a picture of a man, not a child.