Smith & Wesson, the legendary gunmaker, experienced a wave of innovation in the 1950s. Basically, it was adapt to modern methods and models or die a commercial death.
This term applies to revolvers and is used to describe the bridge of metal running along the top of the main frame from the vicinity of the rear sight forward to the threaded portion of the frame that accepts the barrel.
Occasionally I get questions about handgun terminology such as: “Where is the forcing cone in a revolver? Answering these questions is useful to the readers and often fun.
Smith & Wesson makes many thousands of guns every year and has made many millions of them since the first partnership of Horace Smith & D.B. Wesson in 1852.
William E. Fairbairn was a proper English gentleman who emigrated to China in the early 20th Century. He was a police inspector in the fabled Shanghai Municipal Police and served most of that time as a combat training expert.