Published by London: Trübner, 1878
Paperback. Condition: Very Good. pp 510 - 528 large offprint with grey cover, little use, pages clean with charts and diagrams, very good, as new Language: English.
Published by Nature, 1878
Seller: JF Ptak Science Books, Hendersonville, NC, U.S.A.
Soft cover. Condition: Very Good. Photographically Picturing Sound via the New Invention of the Phonograph (1878)__+__ Fleeming Jenkin and J.A. Ewing. "The Phonograph and Vowel Sounds", a wonderful three-part paper in Nature, as follows: (1) July 25, 1878, pp 340-343, with illustrations; (2) August 8, 1878, pp 395-7; (3) August 22, 1878, pp 454-457. All offered in their original weekly formats and each with their original wrappers and advertisements (making them fairly scarce), and removed from a larger bound volume. Very Good Condition. 3 parts:__+__ Also: preceding the first article in July 25 is "A Method of recording Articulate Vibrations by Means of Photography", by E.W. Blake, which evidently appeared in the American Journal of Science, July 1878. The articles in general are beautifully illustrated.