Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 276
Fig. 166. These skylights are chiefly used on steep roofs as shown in the illus-tration, and made to set on a wooden curbs pitching the same as the … Fig. 167. roof, the curb first being flashetl. Ventilation is obtained by raisingone or more lights by means of gearings, as shown in Fig. 155.
Architecture · Building · Carpentry
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