re gas heating, including an off-print from the 'Gas Journal' (discussing the heating at Kingston-upon-Hull Hospital) and overhead gas heaters manufactured by Brian Colbran Ltd., London.
Attached:
COVERING LETTER (12 Aug 1952): Rev. Lionel E. Michelsen, St Michael's Vicarage, Abbey Wood, London to Chancellor J.W. James, Aber Rectory, reporting on his enquiries re efficiency of this heating system.