COMPARISON OF INK WRITING ON DOCUMENTS BY MEANS OF PAPER CHROMATOGRAPHY

[1] BAILEY CF, 1947, IND ENG CHEM ANAL ED, V19, P1020

[2] CAPILLARY ABSORPTION CELLS IN SPECTROPHOTOMETRY [J]. ANALYTICAL CHEMISTRY, 1947, 19 (05) : 355 - 357

[3] LUCAS A, 1945, FORENSIC CHEM SCI CR

[4] O'Hara C.E., 1949, INTRO CRIMINALISTICS

[5] Osborn A, 1929, QUESTIONED DOCUMENTS

[6] Osborn A. S., 1944, QUESTIONED DOCUMENT

[7] USE OF GRENZ RAYS IN THE CRIME LABORATORY [J]. JOURNAL OF CRIMINAL LAW & CRIMINOLOGY, 1949, 40 (01): : 90 - 104

[8] SCOTT EC, 1942, PHOTOGRAPHIC EVIDENC

[9] SMITH S, 1931, RECENT ADV FORENSIC, P178

[10] 2 TECHNIQUES IN PAPER CHROMATOGRAPHY - APPLICATION TO KETOSTEROIDS [J]. ANALYTICAL CHEMISTRY, 1951, 23 (12) : 1748 - 1749

[1] BAILEY CF, 1947, IND ENG CHEM ANAL ED, V19, P1020

[2] CAPILLARY ABSORPTION CELLS IN SPECTROPHOTOMETRY [J]. ANALYTICAL CHEMISTRY, 1947, 19 (05) : 355 - 357

[3] LUCAS A, 1945, FORENSIC CHEM SCI CR

[4] O'Hara C.E., 1949, INTRO CRIMINALISTICS

[5] Osborn A, 1929, QUESTIONED DOCUMENTS

[6] Osborn A. S., 1944, QUESTIONED DOCUMENT

[7] USE OF GRENZ RAYS IN THE CRIME LABORATORY [J]. JOURNAL OF CRIMINAL LAW & CRIMINOLOGY, 1949, 40 (01): : 90 - 104

[8] SCOTT EC, 1942, PHOTOGRAPHIC EVIDENC

[9] SMITH S, 1931, RECENT ADV FORENSIC, P178

[10] 2 TECHNIQUES IN PAPER CHROMATOGRAPHY - APPLICATION TO KETOSTEROIDS [J]. ANALYTICAL CHEMISTRY, 1951, 23 (12) : 1748 - 1749