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 369
e from the apartments below and adjoin-ing the stage, should also be drained and carried off through anindependent channel, instead of rushing in on all sides, as atpresent, to the body of the theatre. 745. Fig. 259 gives a section of the Skerryvore Lighthouse,erected by Mr Alan Stevenson, in… … VENTILATION OF LIGHTHOUSES. 345 prevent the action of cold in condensing any moisture within.Any drops of water returning from the colder louvres on thetop, are usually received in a small pan in the manner repre-sented. Mr Stevenson informs me, that no cases of condensa-tion upon the glass have…
