Traphagen, F. W.
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1

Elektroanalytische Bestimmungen und Trennungen:

Warmbrunn, Quilitz & Co. ; Traphagen, F. W. ; Treadwell, W. D....
Fresenius' Zeitschrift für analytische Chemie; Zeitschrift für analytische Chemie.  52 (1913)  3-4 - p. 201-212 , 1913
 
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Death Gulch:

Traphagen, F. W.
Science.  19 (1904)  485 - p. 632-634 , 1904
 
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3

Death Gulch:

Traphagen, F. W.
Science.  19 (1904)  485 - p. 632-634 , 1904
 
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4

Roentgen Photography:

Traphagen, F. W.
Scientific American.  74 (1896)  10 - p. 150 ff. , 1896
 
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5

Death Gulch:

Traphagen, F. W
https://zenodo.org/record/1977440.  , 1904
 
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10

Food adulteration:

Traphagen, F. W. (Frank Weiss), 1861-1941
http://hdl.handle.net/2027/uiug.30112019700340.  , 1905
 
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11

The alkali soils of Montana:

Traphagen, F. W. (Frank Weiss), 1861-1941
http://hdl.handle.net/2027/uiug.30112019699591.  , 1904
 
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12

Sugar beets : the crop of 1903:

Traphagen, F. W. (Frank Weiss), 1861-1941
http://hdl.handle.net/2027/uiug.30112019699385.  , 1904
 
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13

Sugar beets : the crop of 1902:

Traphagen, F. W. (Frank Weiss), 1861-1941
http://hdl.handle.net/2027/uiug.30112019698171.  , 1902
 
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14

Food adulteration:

Traphagen, F. W. (Frank Weiss), 1861-1941
http://hdl.handle.net/2027/uiug.30112019697843.  , 1902
 
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