A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 229
Fig. la … Fig. 14. § 17 OF BUILDINGS. 33 will intercept the desired proportions of the main currentbefore any change is made in its direction. 53. Fig. 14 illustrates the proper method of splitting upa main air-current into several smaller ones, and of sub-dividing these so as to supply a large number of…
Architecture · Building
Internet Archive · New York Public Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-674-397.webp)
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-705-408.webp)
