Scientific American Supplement, No. 508, September 26, 1885


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The Scientific American may be the oldest continuously published periodical in the United States, having launched its first publication in 1845. It has been a mainstay of popular science with in depth articles across a broad spectrum of scientific fields. In this supplement are short articles ranging through such topics as Camellias, Experiments in Memory, The Chemical Action of Light, and longer articles on the Gas Engine, and Optical Telegraphy. - Summary by Larry Wilson (4 hr 18 min)

Chapitres

Permeability of Sand Rock by Frederick H. Newell, M.E. 5:51 Lu par Teresa Pierce
The Grotto of Gargas 11:23 Lu par Teresa Pierce
Deep Shafts and Deep Mining 17:21 Lu par Teresa Pierce
Remarkable Wells and Caverns / Note on Cholera 10:16 Lu par Teresa Pierce
The Cabbage Butterfly and The Peacock Butterfly 6:16 Lu par Stacey Malcolm
The Bhotan Cypress 7:06 Lu par Julie Anne Thompson
The Pitcher Plant / What Is a Plant? 7:32 Lu par Teresa Pierce
Camellias 10:44 Lu par Teresa Pierce
ArisÆma Fimbriatum 2:37 Lu par Teresa Pierce
Striking a Light 4:28 Lu par Teresa Pierce
Experiments in Memory 7:18 Lu par Teresa Pierce
Sinking of the Quievrechain Working Shaft 14:58 Lu par Teresa Pierce
On the Elementary Principles of the Gas-Engine by Denny Lane, of Cork, Part 1 13:58 Lu par Teresa Pierce
On the Elementary Principles of the Gas-Engine by Denny Lane, of Cork, Part 2 15:28 Lu par Teresa Pierce
On the Elementary Principles of the Gas-Engine by Denny Lane, of Cork, Part 3 22:06 Lu par Teresa Pierce
M. Meizel's Reciprocating Exhauster 3:51 Lu par Michael Cooper
Automatic Siphon for Irrigation / Assay of Earthenware Glaze 7:00 Lu par Michael Cooper
On the Electrical Furnace and the Reduction of the Oxides of Boron, Silicon, Al… 10:30 Lu par Michael Cooper
The Cowles Electric Smelting Process 11:54 Lu par Michael Cooper
Optical Telegraphy - Cryptography - Preservation of Telegrams 5:29 Lu par Teresa Pierce
Optical Telegraphy - Use of the Projector in Optical Telegraphy / Capt. Gaumet'… 6:53 Lu par Teresa Pierce
Optical Telegraphy - Optical Signaling between Bodies of Troops / Optical Teleg… 4:38 Lu par Teresa Pierce
Optical Telegraphy - A New Style of Submarine Telegraph 8:50 Lu par Teresa Pierce
A New Circuit Cutter 3:53 Lu par Teresa Pierce
New Micro-Telephonic Apparatus 4:49 Lu par Teresa Pierce
Messrs. Kapp and Crompton's Measuring Instruments 5:38 Lu par Teresa Pierce
The Chemical Action of Light 4:32 Lu par Teresa Pierce
Eutexia, by Thomas Turner, Assoc. R.S.M., F.C.S., Demonstrator of Chemistry, Ma… 16:24 Lu par Teresa Pierce
Chinoline / Method for Rapid Estimation of Urea 6:22 Lu par Teresa Pierce