"Since owing to the industrial growth of Shanghi same conditions begin to develop here, and since sooner or later steps} will have to be taken in this Model Settlement to combat this evil, I thought it a both timely and inter esting Subject for discussion by the members of this Society, in the following detection, consequences, and the remedies for them.'
After giving a specific definition of the meaning of vibrations in contrast with oscillations, the author read extracts from the paper which went into the—theory of oscillations with reference to a large number of well chosen examples and also applications of the less well known parts of the theory. He then turned tthe raul subject and gave a das cation of vibrations, and explained their nature as being either longitudinal, transverse, rotational or torsional.
Text read from the printed page and cleaned; old type leaves the occasional error.