The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 296
eing hereby secured which increases thepower of the instrument in a double ratio, and renders it prnportion-ably preferable to any other that h;is been hitherto employed. The wood-cut, fig. 3, represents a Dipleidoscope fitted up with atelescope, and having all the usual meridian and vertical… … The wood-cut, fig. 1, at the head of this article, shows the instru-ment fixed on a pedestal in the open air ; for as the workmanship isimpervious to the weather, it needs no further protection than thebrass covering with which it is supplied. THE SEWERAGE OF DERBY.Fig. l.-Section of New Sewer. Th£…
Architecture · Civil engineering · Science
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
