ScienceJohn Michels (Journalist) 1952 |
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... Washington , D. C .: Public Affairs Press , 1952. 96 pp . $ 2.50 . The Chemistry and Chemical Utilization of Beech . Beech Utilization Series No. 4. George J. Ritter . Upper Darby , Pa .: Northeastern Forest Experiment Station , Forest ...
... Washington , D. C .: Public Affairs Press , 1952. 96 pp . $ 2.50 . The Chemistry and Chemical Utilization of Beech . Beech Utilization Series No. 4. George J. Ritter . Upper Darby , Pa .: Northeastern Forest Experiment Station , Forest ...
Стр. 308
... Washington , D. C. Oct. 1-3 . International Council of Scientific Unions ( Gen- eral Assembly ) . Amsterdam . Oct. 3. Association of American Fertilizer Control Officials . Shoreham Hotel , Washington , D. C. Oct. 4. Association of ...
... Washington , D. C. Oct. 1-3 . International Council of Scientific Unions ( Gen- eral Assembly ) . Amsterdam . Oct. 3. Association of American Fertilizer Control Officials . Shoreham Hotel , Washington , D. C. Oct. 4. Association of ...
Стр. 578
... Washington Street , Mount Vernon , N. Y. GLASS ABSORPTION CELLS made by 口口 KLETT Makers of Complete Electrophoresus Apparatus SCIENTIFIC APPARATUS Klett - Summerson Photoelectric Colorimeters- Colorimeters - Nephelometers ...
... Washington Street , Mount Vernon , N. Y. GLASS ABSORPTION CELLS made by 口口 KLETT Makers of Complete Electrophoresus Apparatus SCIENTIFIC APPARATUS Klett - Summerson Photoelectric Colorimeters- Colorimeters - Nephelometers ...
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