Scientific American Supplement, No. 362, December 9, 1882Various
Science
Scientific American Supplement, No. 362, December 9, 1882
Various
Science -- Periodicals
This house is now in course of erection under the superintendence
of Messrs. Salomons and Ely, in the Claremont road, Pendleton, near
Manchester. The walls are faced in the lower part with red bricks,
and red stone, from the neighborhood of Liverpool, is used for the
window-dressings, etc. The upper part of walls will be faced with
red tiles and half-timber work, and the roof will be covered with
Staffordshire tiles. Lead lights will be largely used in the windows.
Internally, the finish will be almost entirely in real woods, including
walnut for the dining-room and vestibule, pitch-pine for the large hall,
staircase, and billiard-room, ash for the morning-room, and oak for Mr.
Armitage's own room. In all these the ceilings and dados are to be in
wood. The contract for the whole of the above work, amounting to £6,507,
is let to Mr. James Herd, of Manchester.--_Building News_.
[Illustration: SUGGESTIONS IN ARCHITECTURE.--AN ENGLISH COUNTRY
RESIDENCE.]
* * * * *
THE COLLOTYPE PROCESS IN PRACTICE.
That theory and practice are two very different things holds good in
photography especially, and perhaps in no other branch of our art have
so many theoretical formulæ been promulgated as in the collotype or
Lichtdruck process. As our readers are aware, we have had an opportunity
of seeing collotype printing in operation in several European
establishments of note, and have, from time to time, published in these
columns our experiences. But requests still come to us so frequently
for information on the process that we have deemed it well to make a
practical summary for the benefit of those who are working--or desire to
work--the method.
The formulæ and manipulations here set down are those of Löwy, Albert,
Allgeyer, and Obernetter, four of the best authorities on the subject,
and we can assure our readers there is nothing described but what is
actually practiced.
_Glass Plate for the Printing Block_.--Herr Albert, of Munich, uses
patent plate of nearly half an inch in thickness, as most of his work
is printed upon the Schnell press (machine press). Herr Obernetter, of
Vienna, since he only employs the slower and more careful hand
press, prefers plate glass of ordinary thickness as being handier in
manipulation and better adapted to the common printing-frame.
Herr Löwy, of Vienna, again, uses plate glass a quarter of an inch
thick, as his productions range from the finest to the roughest.
Public-domain text, read in full here on John Shaqi.
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