Analysis of information sources in references of the Wikipedia article "V-3 cannon" in English language version.
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Ce canon fût présenté (...) en 1860
{{cite book}}: ISBN / Date incompatibility (help){{cite book}}: ISBN / Date incompatibility (help){{cite book}}: ISBN / Date incompatibility (help)The first large cannon constructed on the accelerating or multi-charge principle and to be known as the Lyman-Haskell gun was casted today at the foundry of the Reading Iron Works.
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