Chemical News and Journal of Physical Science, Tom 121Chemical news office., 1921 |
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Strona 12
... Research to the British Photographic Research Association . Full particulars of the appointment can be obtained from the SECRETARY , Municipal Technical School , Suffolk Street . Birmingham . MICA MERCHANTS , Manufacturers of dica Goods ...
... Research to the British Photographic Research Association . Full particulars of the appointment can be obtained from the SECRETARY , Municipal Technical School , Suffolk Street . Birmingham . MICA MERCHANTS , Manufacturers of dica Goods ...
Strona 22
... Research Labora- tory , American University , for the purpose . The clean - up of the gas by this method gave a decisive result indicating the presence of helium , which places the mineral in the list of uranium minerals in which helium ...
... Research Labora- tory , American University , for the purpose . The clean - up of the gas by this method gave a decisive result indicating the presence of helium , which places the mineral in the list of uranium minerals in which helium ...
Strona 23
... Research , COMMEMORATION DAY AT LIVINGSTONE COLLEGE.❘ A very successful Commemoration Day , the first for five years , was held at Livingstone College , Leyton , on Friday , June 25. A large number of guests were present , including th ...
... Research , COMMEMORATION DAY AT LIVINGSTONE COLLEGE.❘ A very successful Commemoration Day , the first for five years , was held at Livingstone College , Leyton , on Friday , June 25. A large number of guests were present , including th ...
Strona 24
... Research to the British Photographic Research Association . Full particulars of the appointment can be obtained from the SECRETARY , Municipal Technical School , Suffolk Street , Birming- ham . ASSISTANT CHEMISTS wanted at once for the ...
... Research to the British Photographic Research Association . Full particulars of the appointment can be obtained from the SECRETARY , Municipal Technical School , Suffolk Street , Birming- ham . ASSISTANT CHEMISTS wanted at once for the ...
Strona 28
... Research Laboratories of the H. K. Mulford Co. , Philadelphia , ranged all the way from 0.08 to 22.2 per cent in caffeine content . Some Analyses of Coffee Soot . Sample No. I ... 2 345 6789023 € 10 12 13 14 ... Caffeine content . Per ...
... Research Laboratories of the H. K. Mulford Co. , Philadelphia , ranged all the way from 0.08 to 22.2 per cent in caffeine content . Some Analyses of Coffee Soot . Sample No. I ... 2 345 6789023 € 10 12 13 14 ... Caffeine content . Per ...
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