I RECEIVED a few days ago Sir Wm. J. Herschel's brochure, “The Origin of Finger-Printing.” His object–in, addition to examining other claims to this method—is stated to be the desire to place on ...

Michael Logan is an experienced writer, producer, and editorial leader. As a journalist, he has extensively covered business and tech news in the U.S. and Asia. He has produced multimedia content that ...