Perkins, Henry, 1803-1889, publisher., Haswell, Barrington, and Haswell, printer., McManus-Young Collection (Library of Congress) · Philadelphia : H. Perkins, 134 Chestnut Street, MDCCCXXXVIII [1838] · leaf 64
with e—, sand; set the glass in vi- ie tl 7 CTT bration by a bow, at a me opposite where the rod meets it, and the motions will be communicated to the rod without any change in their direction. If the apparatus be inverted, and sand be strewed on the under side of the rod, the figures will be seen… … separately, they do not agree in their tones, the figures on them will not correspond. CHAMPAGNE AND SOUND. Pour sparkling champagne into a glass until it is half full, when the glass will lose its power of ringing by a stroke upon its
Juvenile literature · Scientific recreations
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