A series of pictures showing a very early Centec miller, a small horizontal-only machine with a round overarm, flat-belt from a side-mounted countershaft and a "cam lift" for knee elevation. If you have one of these machines, or any literature about them, the writer would be pleased to hear from you..
Original knee-elevation handle at the rear of the main column
An unusual early Centec with obvious modifications to the countershaft and feed-screw micrometer dials--but also with what appears to be an original but extra-long base supporting a chain-drive mechanism to elevate the knee