226 Scientific Intelligence. 
representative one. Exhibitions devoted repaid to sepa 
and its applications have been held with most pronounced suce 
in Paris, Munich and Vienna, at each of which Athierigg parests 
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fupiioienit the great progress w cb the science made since 
the perio the Centennial, and which shall especially show 
how largely the world is indebted to American disc and 
invention for the advances that have been made, will not only 
possess an unusual attractiveness, but if proper use is made of the 
opportuni 08 will prove most beneficial as a popular educator. 
or this reason it is most fitting, that the first electrical exhibi- 
tion held in menepina sepe be undertaken by a scientific body 
of such assured standing and 6 et 5g eileen as the 
pia Institute of the State of Pennsylva 
uildings, in which the exhibition will be held, oceupy 
sisted blocks, and are situated at 32d and Lancaster avenue, in 
West Philadelphia, within a convenient distance from the heart 
of the city, and readily accessible from all directions by the steam 
and street railways. The exhibition is announced to open on 
September 2d, and to close on October 11th. The system of 
classification which ond been approved by the committee having 
the work in charge is very elaborate, and, in its general features, 
original. The exhibits will be grouped under the followin ee 
sections: Section I, Production of Electricity ; Section II, ftlectel 
Conductors; Section Measurements; Section IV, Aprlications 
of Electricity ; Sec n V, Terrestrial Physic : Section 18- 
torical — atus ; Section Vil, fe aanatioeal aad Bibliographical 
Each of these sections is subdivided into numerous clas 
The committee charged with the duty of preparing a or dule 
of the tests to be conducted, of the apparatus and machines’ has 
prepared and published a code in accordance with which the 
r 
as well as the special electrical apparatus and machinery. 
The project of the exhibition is international in character, and 
a considerable number of foreign exhibits will make their —— 
wil 
recording or registering at a distance; electricity as applied to 
mining, naval and military engineering, to light-houses, to musi- 
