1966 GM Research Labs Warren Michigan "Lead Cymbals & Hysteresis Loops" Print Ad

1967 RCA Research Labs Luminescence Ultraviolet Through Infrared Tests Print Ad

1968 Philips Research Laboratories Cooling System Efficiency Vintage Print Ad

1965 AVCO Everett Research Laboratory Everett MA Semiconductors Vintage Print Ad

1963 GM Research Laboratories Print Ad ~ Cold War ~ Heat Treating

1967 Philips Research Labs "Electrons Evolution In Cathodes" By P. Zalm Print Ad

1966 General Motors Research Labs Warren MI CASS Time Compression Print Ad

1966 IBM Research Laboratories Laser Engineer 2-Page Vintage Color Print Ad