TY  - JOUR
PY  - 1971//
TI  - Class characteristics of shotguns from shell markings
JO  - Canadian Society of Forensic Science journal
A1  - McKay, S. A.
SP  - 10
EP  - 16
VL  - 4
IS  - 1
N2  - In this paper, it is proposed to investigate the class characteristics of shotguns with specific reference to the breech-face, extractor and ejector markings. The guns examined were taken from the Standards Collection or borrowed from various sources, in an attempt to cover as many makes and models as possible.<p />
LA  - en
SN  - 0834-7646
UR  - http://dx.doi.org/10.1080/00085030.1971.10757280
ID  - ref1
ER  -