John T Irwin (1879-1968), electrical engineer: papers incl personal documents, patent material rel to improvements in selective electrical signalling, corresp rel to the development of a series resonant shunt, material rel to UK and US patents and work on Northern Ireland hydro-electricity schemes 1899-1962 (SC MSS 281)
Walter Leslie Watton (1907-2004), engineer: papers incl corresp and diaries, technical notes, notebooks, and reference material from his time as an engineer with EMI, and rel to EMI's early television development work and missile and rocket technology 1927-1972 (SC MSS 278)
Central Electricity Generating Board: publications 1960-1998 (NAEST 253)
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