e/IBM Standard Modular System

Information
has gloss	eng: The Standard Modular System (SMS) was a system of standard transistorized circuit boards and mounting racks developed by IBM in the late 1950s, originally for the IBM 7030 Stretch. They were used throughout IBM's second generation computers and peripherals, notably the 7000 and 1400 lines and the 1620. SMS was superseded by Solid Logic Technology (SLT) introduced with System/360 in 1964, however they remained in use with legacy systems through the 1970s.
lexicalization	eng: IBM Standard Modular System
instance of	c/IBM computers

Media
media:img	SMScard.jpg