re delivered by Charles E. The transmission of Speech by all known Emery, Ph.D., inthe Sibiey College Course. An inves- tecture, Agriculture, Horticulture, Natural History, i DOU SEEK POWER? tigation ofthe subject of centrifugal force, particularly forms of Electric Speaking Telephones in- etc.… … in the operation of turning the screw into the wood. Canada, $5.00 a year; or one copy of the SCIENTIFIC AM- series of lectures delivered before the Society of Arts, The strain upon the shank, slot and head, while being ERICAN and one copy of the SUPPLEMENT, both mailed by Prof. R. Meldola, showing…
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