...Philosophy, Vol. I. p. 307, as follows : — "In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to...essentially modifying the effects of the principal agent." It would be an imperfect and unsatisfactory experiment to take air of which the oxygen has been converted...

...existence of terrestrial magnetism. 325. In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to...essentially modifying, the effects of the principal agent. Thus, in order to find the nature of the action of a galvanic current upon a magnetized needle, we...

...deduction of results. In all cases, to quote further, when a particular agent or cause is to be studied, experiments should be arranged in such a way as to lead, if possible, to results depending upon it alone. Or, if this cannot be done, they should be arranged so as to increase the effects due...

...deduction of results. In all cases, to quote further, when a particular agent or cause is to be studied, experiments should be arranged in such a way as to lead, if possible, to results depending upon it alone. Or, if this cannot be done, they should be arranged so as to increase the effects due...

...Philosophy, Vol. ip 307, as follows:— " In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to...exceed the unavoidable concomitants, that the latter maybe considered as only disturbing, not essentially modifying the effects of the principal agent."...

...Philosophy, Vol. I. p. 307, as follows: — "In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to...exceed the unavoidable concomitants, that the latter maybe considered as only disturbing, not essentially modifying the effects of the principal agent."...

...learned the existence of terrestrial magnetism. 325. When a particular agent or cause is to be studied, experiments should be arranged in such a way as to...this cannot be done, they should be arranged so as to show differences produced by varying it. 326. Thus to determine the resistance of a wire against the...

...terrestrial magnetism. Rules for 375. When a particular agent or cause is to be studied, of'eMHsii?** experiments should be arranged in such a way as to lead if munta' possible to results depending on it alone; or, if this cannot be done, they should be arranged...

...Philosophy, Vol. I. p. 307, as follows: — "In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to...essentially modifying the effects of the principal agent." It would be an imperfect and unsatisfactory experiment to take air of which the oxygen has been converted...

...(Natural philosophy, vol. ip 307), " In all cases when a particular agent or cause is to be studied, experiments should be arranged in such a way as to lead, if possible, to results dependingon it alone ; or, if this cannot be done, they should be arranged in such a way as to increase...