house there is a space of some twenty feet in length, which is inclosed by
a substantially built conservatory-like erection of Queen Anne design,
forming an outer hall.

[Illustration: ENTRANCE TIDDINGTON HOUSE OXON.--Morris &
Stallwood--Architects.]

The works were executed by Messrs. Holly & Butler, of Nettlebed. The brick
carving was beautifully done by the late Mr. Finlay; and the architects
were Messrs. Morris & Stallwood, of Reading.--_The Architect._

* * * * *




NEW ARRANGEMENT OF THE BICHROMATE OF POTASH PILE.


Since Poggendorff in 1842 thought of substituting in the Bunsen battery a
solution of bichromate of potash and sulphuric acid for nitric acid, and
of thus making a single liquid pile of it, in suppressing the porous
vessel, his idea has been taken up a considerable number of times. Some
rediscovered it simply, while others, who were better posted in regard to
the work of their predecessors, took Poggendorff's pile as he conceived
it, and, considering the future that was in store for it, thought only of
modifying it in order to render it better. Among these, Mr. Grenet was one
of the first to present the bichromate of potash pile under a truly
practical form. As long ago as 1856, in fact, he gave it the form that is
still in use, and that is known as the bottle pile. Thus constructed, this