From the Enzmann Archives:
Pangman sketches of ships for the Enzmann Starship Engines
Letters discovered in the archives of Doc E, from Edwin Pangman regarding the designs for a fleet of Enzmann Starships and systems. Propulsion (engine) design had been done for decades.
Dr. Robert Duncan-Enzmann, designer of the Enzmann Starship
physicist, scientist, astronomer, geologist, archaeologist, historian, linguist, medical doctor
British Embassy School, Peking, China; Univ. London; WW II USN, AC; RN, AB Harvard; ScB Hon., London; Standard, MSc, Witwatersrand; Nat Sci Scholar; MIT course work; Royal Inst. Uppsala Swed.; PhD/MD Cuidad Juarez, Mex.; Pacific Radar: Greenland Gap-filler, Canada DEW-line; SAGE; Pacific PRESS; California ATLAS, BMEWS; ICBM; Kwajalein Atoll ICBM intercept; TRADEX; Mars Voyager; Cryptography.