7067
The Electric Marigraph.--An apparatus for measuring the
height of the tide.--With engravings and diagrams showing
the Siemens and Halske marigraph and the operation of the
same. 7068
Delune & Co.'s System of Laying Underground Cables.--2
figures. 7069
Electricity Applied to Horseshoeing.--Quieting an unruly
animal.--3 engravings. 7069
Esteve's Automatic Pile.--1 figure. 7070
Woodward's Diffusion Motor. 7070
V. ASTRONOMY.--Lunar Heat.--Its reflected and obscure
heat.--Trifling influence of the moon upon wind and
weather.--By Prof. C.A. YOUNG. 7073
VI. NATURAL HISTORY.--The Long-haired Pointer "Mylord."
--With engraving. 7073
VII.
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