Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3758Chemical news office., 1932 |
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Strona 255
... largest manufacturers of Laboratory Appara- tus and Scientific Instruments in the country . F. E. BECKER & CO . ( W. & J. George Ltd. , Proprietors ) 17-29 , HATTON WALL , LONDON , E.C. 1 . W. & J. GEORGE , Ltd. ( Proprietors of F. E. ...
... largest manufacturers of Laboratory Appara- tus and Scientific Instruments in the country . F. E. BECKER & CO . ( W. & J. George Ltd. , Proprietors ) 17-29 , HATTON WALL , LONDON , E.C. 1 . W. & J. GEORGE , Ltd. ( Proprietors of F. E. ...
Strona 260
... largest telescope in the United States , and the third largest in the world . The telescope was originally designed to contain a 60 - inch mirror , but upon realiza- tion that there were in existence two or three even this amount has ...
... largest telescope in the United States , and the third largest in the world . The telescope was originally designed to contain a 60 - inch mirror , but upon realiza- tion that there were in existence two or three even this amount has ...
Strona 261
... largest telescopes called for a tube to be built entirely of structural steel , and welded throughout by the new Lincoln process . By this method , manu- factured stock , properties of which were definitely known , replaced heavy and ex ...
... largest telescopes called for a tube to be built entirely of structural steel , and welded throughout by the new Lincoln process . By this method , manu- factured stock , properties of which were definitely known , replaced heavy and ex ...
Spis treści
The Story of the Perkins Reflector | 260 |
Decline in U S Phosphates Output | 266 |
Mohlers Test for Benzoic Acid Edward T Illing B Sc F I C | 269 |
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