SCIENTIFIC AMERICAN SUPPLEMENT NO. 832

NEW YORK, December 12, 1891

Scientific American Supplement. Vol. XXXII, No. 832.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.


I.[ARCHÆOLOGY.—Archæological Discoveries at Cadiz.—The discovery of Phenician relics in Spain, with the possibility of future important research in that region.—2 illustrations]
[Prehistoric Horse in America.—Curious discovery of an aboriginal drawing in Nicaragua.—1 illustration]
II.[ASTRONOMY.—A Plea for the Common Telescope.—By G.E. LUMSDEN.—The increasing interest in astronomy and instances of work done by telescopes of moderate power, giving examples from the work of celebrated observers]
III.[BIOGRAPHY.—Alfred Tennyson.—Biographical note of the great poet, now past his 80th year, with portrait.—1 illustration]
[Fiftieth Year of the Prince of Wales.—The Prince of Wales and his family, with notes of his life and habits.—1 illustration]
IV.[CHEMISTRY.—American Association—Ninth Annual Report of the Committee on Indexing Chemical Literature.—A very important report upon the titular subject, with probabilities of future advance in this line.—The chemical index of the SCIENTIFIC AMERICAN and SUPPLEMENT]
[Apparatus for the Estimation of Fat in Milk.—By E. MOLINARI.—Details of a method of determining fat in milk, with illustration of the apparatus employed]
[Further Researches upon the Element Fluorine.—By A.E. TUTTON.—Additional researches upon this element, following up the work outlined by M. MOISSAN.—3 illustrations]
[The Allotropic Conditions of Silver.—A recent letter from M. CAREY LEA on this subject, with note of its presentation before the French Academy by M. BERTHELOT]
[The French Wine Law.—Recent enactment as to the adulterations of wine]
V.[CIVIL ENGINEERING.—Modern Methods of Quarrying.—A recent paper of great value to all interested in exploiting quarries.—The most recent methods described, tending now to replace the cruder processes.—12 illustrations]
[The Trotter Curve Ranger.—A surveying instrument for laying off railroad curves, with full details of its theory, construction, and use in the field.—4 illustrations]
VI.[METALLURGY.—The Great Bell of the Basilica of the Sacred Heart of Montmartre.—The founding of the great bell "La Savoyarde" at the Paccard foundry in France.—Description of the bell, its inscriptions, and decorations.—3 illustrations]
VII.[MISCELLANEOUS.—Duck Hunting in Scotland.—A curious method of approaching ducks under the guise of a donkey.—3 illustrations]
VIII.[NAVAL ENGINEERING.—Hints to Shipmasters.—A very practical view of the proper personal habits of the commander of a merchant ship]
[The British Cruiser Æolus.—Details of dimensions and armament of this recently launched British ship]
[Trials of H.M. Cruiser Blake.—Trial trip of this celebrated cruiser.—Her horse power as developed, with the somewhat disappointing results obtained as regards speed.—1 illustration]
IX.[PHOTOGRAPHY.—Development with Sucrate of Lime.—Development formulas, involving the use of sugar solution saturated with lime.—Accelerating influences of certain chemicals]
X.[RAILROAD ENGINEERING.—The Rail Spike and the Locomotive.—A most interesting article on an old time railroad.—Curious incidents in the construction of the Camden & Amboy Railroad, by the celebrated Robert L. Stevens.—A most graphic account of early difficulties]
XI.[TECHNOLOGY—American Workshops.—The care of tools and practice in American workshops, as viewed from an English standpoint]
[New Sugar Items.—Interesting points in the cultivation of sugar beets and manufacture of sugar therefrom in France, Germany, and other countries]