Results

Programme of meetings of the Illuminating Engineering Society and correspondence re lecture on 'Air cooled discharge lamps' by J N Aldington

'Fluorescent Light Sources' by J N Aldington

'Bright Light Sources - Part I' by J N Aldington

'Bright Light Sources - Part II' by J N Aldington

'Invention' by J N Aldington

Minutes and correspondence relating to the Illuminating Engineering Society

Papers relating to the Illuminating Engineering Society

Illuminating Engineering Society - Minutes, papers byelaws

Swan Anniversary Lecture [MISSING]

Illuminating Engineers Office (Mr Wheat's Office), Rugby. Enamel Conic Shades

Illuminating Engineers Office (Mr Wheat's Office), Rugby. Enamel Conic Shades

Illuminating Engineers Office (Mr Wheat's Office), Rugby. Extensive holophane reflectors