Torpedo Experiments. cently been broken off, and sometimes in pieces several length of those formerly constructed by Mr. Leon Foucault. An interesting series of torpedo experiments, carried out inches in length, especially in one immense block which has Its optical part consists of : 1. A silvered… … THE TELESCOPE AT THE TROCADERO OBSERVATORY. carries a glass that is silvered upon one of its sur- which it got its nozzle into shallow water and stuck. Various charges of gun cotton lashed to floating faces. The solar rays traverse the pellicle of silver, reach the parabolic reflector in small…
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