Illustrations of the theory and practice of ventilation : with remarks on warming, exclusive lighting, and the communication of sound (1844)
Reid, D. B. (David Boswell), 1805-1863 · London : Longman, Brown, Green, & Longmans · leaf 290
Fig. 204. … 266 DR FARADAYS LAMP. which the fresh air enters, and the aperture d which opens intothe mouth-piece connected with the metallic chimney i. The