Science, Том 14John Michels (Journalist) American Association for the Advancement of Science, 1889 |
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Стр. 80
... possible from the ground . This implies the early disinfection or destruction of such substances as typhoid and cholera excreta and tuberculous sputum . Second , the ground should be rendered , so far as practicable , unsuitable for the ...
... possible from the ground . This implies the early disinfection or destruction of such substances as typhoid and cholera excreta and tuberculous sputum . Second , the ground should be rendered , so far as practicable , unsuitable for the ...
Стр. 195
... possible to telegraph from ship to ship by elec- trical induction without the use of connecting wires , just as Edison in a moving train takes messages from the wires along the track . We know of no experiments in this direction as yet ...
... possible to telegraph from ship to ship by elec- trical induction without the use of connecting wires , just as Edison in a moving train takes messages from the wires along the track . We know of no experiments in this direction as yet ...
Стр. 202
... possible application for lab- oratory tables . I have a set of photographer's developing trays that have been in use for more than a year , and I find them excel- lent and cheap . In Japan it is used for many household articles . A very ...
... possible application for lab- oratory tables . I have a set of photographer's developing trays that have been in use for more than a year , and I find them excel- lent and cheap . In Japan it is used for many household articles . A very ...
Содержание
A WEEKLY NEWSPAPER OF ALL THE ARTS AND SCIENCES | 35 |
Subscriptions United States and Canada | 60 |
Communications will be welcomed from any quarter Rejected manuscripts will | 236 |
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