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Nature 140, 67-68 (10 July 1937) | doi:10.1038/140067b0;

X-Ray Intensifying Screens adapted to Structure Analysis

N. H. KOLKMEIJER , C. J. KROM & H. KUNST

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Fig. 1. X-RAY PHOTOGRAPH OF A COPPER WIRE, TAKEN AT 40 KV. (a) ILFOHD FILM WITHOUT SCREEN; EXPOSURE 45 MIN. (6) ILFOBD FILM WITH A FLUORAZURE SCREEN AT THE BACK; EXPOSURE 15 MIN.