File:CarTech-1890s-Projectile-test.jpg
of Reading, Pa.
← Older revision
Revision as of 04:13, 22 March 2013
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{{Information
{{Information
|Description=Carpenter Steel Company projectile test verses steel plate.
|Description=Carpenter Steel Company projectile test verses steel plate.
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|Source=Carpenter Technology Corporation
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|Source=Carpenter Technology Corporation, Reading, Pa.
|Date=1890s
|Date=1890s
|Author=Carpenter Steel Company
|Author=Carpenter Steel Company