Nikkormat was Nikon's prosumer brand back in the 1960s. This black FTn model was made in 1969, This chrome model was from 1967. The optional cold shoe is attached by screwing out the ring around the viewfinder, inserting the shoe and screwing the ring back on. The FTn is more modern than the original Nikon F and has a built in exposure meter that works on a "match needle" basis. I.e., you fold out the film advance lever with your thumb so the meter turns on, then adjust the