Table of contents
Inventions
Business and Personal
Notes and Queries
Books
Index of Inventions
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Testing Argentiferous Lead Ores - pp384 - 385
doi:10.1038/scientificamerican06181881-384b
A New System of Telephony - pp388 - 389
A. E. Dolbear
doi:10.1038/scientificamerican06181881-388
Photographing the Vibrations of the Voice - p389
C. Cuttriss
doi:10.1038/scientificamerican06181881-389a
Amphora of Bronze and White Metal - pp391 - 392
doi:10.1038/scientificamerican06181881-391a