Scientific American Supplement, No. 421, page 1 by Various Authors
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--By W.B. Parsons, Jr. 6717
III. ELECTRICITY, ETC.--Electrical Apparatus for Measuring and for Demonstration at the Munich Exhibition.--With descriptions and numerous illustrations of the different machines. 6711
A New Oxide of Copper Battery.--By F. De Lalande and S. Chaperon.--With description and three illustrations. 6714
IV. MATHEMATICS, ETC.--To Find the Time of Twilight.--1 figure. 6720
A New Rule for Division in Arithmetic. 6725
Experiments in Binary Arithmetic. 6726
V. ARCHÆOLOGY.--Grecian Antiquities.--With engravings of the Monument of Philopappus.--Tomb from the Ceramicus.--Tower of the winds.--The Acropolis.--Old Corinth.--Temple of Jupiter.--The Parthenon.--Temple of Theseus, etc. 6721
VI. NATURAL HISTORY, ETHNOLOGY, ETC.--Poisonous Serpents and their Venom.--By Dr. Archie Stockwell.--A serpent's mouth, fangs, and poison gland.--Manner of attack.--Nature of the venom.--Action of venom.--Remedies. 6719
Ethnological Notes.--Papuans.--Negritos. 6720
VII. HORTICULTURE, BOTANY, ETC.--The Hornbeams.--Uses to which the tree is put.--Wood for manufactures.--For fuel.--Different varieties.--With engravings of the tree as a whole, and of its leaves, fruit, flowers, etc. 6724
Fruit of Camellia Japonica.--1 engraving. 6725
VIII. MEDICINE. SANITATION, ETC.--House Drainage and Refuse. Abstract of a lecture by Capt. Douglas Galton.--Treating of the removal of the refuse from camps, small towns, and houses.--Conditions to observe in house drains, etc. 6717
Pasteur's New Method of Attenuation. 6718
Convenient Vaults. 6719
IX. MISCELLANEOUS.--Spanish Fisheries.--Noticeable objects in the Spanish Court at the late Fisheries Exhibition. 6722
Duck Shooting at Montauk. 6723
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ELECTRICAL APPARATUS FOR MEASURING AND FOR DEMONSTRATION AT THE MUNICH EXHIBITION.
Apparatus for use in laboratories and cabinets of physics were quite numerous at the Munich Exhibition of