. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 312 TH E TELEPHONOGKAPH. papers, and subsequently more fully described in the Electrical World and Engineer, of June 3, L899. The diagram shown in fig. 6 (PI. II) illustrates very clearly the arrangement of the two phonographs, four telephones, two sets of induction coils and batteries and other appa- ratus, circuits, etc., and these experiments constitute. I believe, the. MAGHETS /A/ PARALLEL. SERIES PARALLEL \8AT7ERY MAGf/ETS M 3ER/ES PEC
. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 312 TH E TELEPHONOGKAPH. papers, and subsequently more fully described in the Electrical World and Engineer, of June 3, L899. The diagram shown in fig. 6 (PI. II) illustrates very clearly the arrangement of the two phonographs, four telephones, two sets of induction coils and batteries and other appa- ratus, circuits, etc., and these experiments constitute. I believe, the. MAGHETS /A/ PARALLEL. SERIES PARALLEL \8AT7ERY MAGf/ETS M 3ER/ES PEC0RO/M0 END. REPPODI/C//V0 EA/O. \ TELEPROA/E. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution. Board of Regents; United States National Museum. Report of the U. S. National Museum; Smithsonian Institution. Report of the Secretary. Washington : Smithsonian Institution
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