Electricity at the Columbian Exposition: Including an Account of the Exhibits in the Electricity Building, the Power Plant in Machinery Hall, the Arc and Incandescent Lighting of the Grounds and Buildings ... Etc (Google eBook)

Front Cover
R. R. Donnelley, 1894 - Electric industries - 501 pages
0 Reviews
  

What people are saying - Write a review

We haven't found any reviews in the usual places.

Contents

I
1
II
6
III
26
IV
75
V
99
VI
133
VII
165
VIII
220
XVIII
384
XIX
394
XX
409
XXI
421
XXIII
435
XXIV
453
XXV
459
XXVI
463

IX
252
X
260
XI
282
XII
306
XIII
325
XIV
351
XVI
372
XXVII
471
XXVIII
475
XXIX
484
XXX
490
XXXI
500
Copyright

Common terms and phrases

Popular passages

Page 501 - Building has an open portico extending along the whole of the south facade, the lower or Ionic order forming an open screen in front of it. The various subordinate pavilions are treated with windows and balconies. The details of the exterior orders are richly decorated, and the pediments, friezes, panels and spandrils have received a decoration of figures in relief , with architectural motifs, the general tendency of which is to illustrate the purposes of the building.
Page 501 - In the center of this niche, upon a lofty pedestal, is a colossal statue of Franklin, whose illustrious name intimately connects the early history of the Republic with one of the most important discoveries in the phenomena of electricity.
Page 500 - ... in height, and provided with skylights The second story is composed of a series of galleries, connected across the nave by two bridges, with access by four grand staircases. The area of the galleries in the second story is 118,546 square feet, or 2.7 acres. The exterior walls of this building are composed of a continuous Corinthian order of pilasters, 3 feet 6 inches wide and 42 feet high, supporting a full entablature, and resting upon a stylobate 8 feet 6 inches.
Page 373 - The hydrogen liberated from the water combines with the oxygen of the copper oxide, re-forming water and depositing pure, metallic copper. The copper oxide of the " Edison-Lalande
Page 500 - The general scheme of the plan is based upon a longitudinal nave 115 feet wide and 114 feet high, crossed in the middle by a transept of the same width and height. The nave and the transept have a pitched roof with a range of skylights at the bottom of the pitch and clearstory windows.
Page 416 - When the cutter-bar is revolved, these cutters or bits cover its entire face. The cutter-bar is revolved by an endless, curved-link, steel chain from the driving-shaft, and, as it is revolved, is advanced by the above mechanism into the coal or other material to be undercut to the desired depth. The current required is from 30 to 50 amperes at a pressure of 220 volts : each motor is wound to develop fully 15 horsepower, though frequently in some veins of coal the machine only uses 30 amperes, or...
Page 501 - The color of the exterior is like marble, but the walls of the hemicycle and of the various porticos and loggia are highly enriched with color, the pilasters in these places being decorated with scagliola and the capitals with metallic effects in bronze.
Page 500 - ... based upon a longitudinal nave 115 feet wide and 114 feet high, crossed in the middle by a transept of the same width and height. The nave and the transept have a pitched roof with a range of skylights at the bottom of the pitch and clearstory windows. The rest of the building is covered with a flat roof, averaging 62 feet in height and provided with skylights.
Page 109 - The armaturecore is built up of iron wire, insulated by paper, the wire being wound on a cast-iron frame or skeleton having a T-section, which divides the core into two parts. The arms of the spider which holds the armature...
Page 501 - On the south there is aa pavilion semi-circular in form, 78 feet in diameter and 103 feet high. The opening of this niche is framed by a semi-circular arch, which is crowned by a gable or pediment with smaller gables on the returns and surmounted by an attic, the whole reaching the height of 142 feet. In the center of this niche, upon a lofty pedestal, is...

Bibliographic information