Category: Journal
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German Tool & Blade Makers – 1850 to 2000
A guide to Manufacturers and distributors. their trademarks and Brand Names, 1850 – 2000. John Walter
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The Fur Trade and Historical Archaeology
A BIBLIOGRAPHY Complied by Michael A. PfeifferNote: This bibliography may be used freely for research and may be posted to any scholarlyweb site. It may not be used for commercial purposes.Appendix A is a short bibliography of French language sources on thefur trade and archaeology in Québec By Roy Christian
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Evolution of Medieval Gunpowder: Thermodynamic and Combustion Analysis
Evolution of Medieval Gunpowder: Thermodynamic andCombustion AnalysisTessy S. Ritchie, Kathleen E. Riegner, Robert J. Seals, Clifford J. Rogers, and Dawn E. Riegner ACS Omega 2021, 6, 22848-22856 ABSTRACT: Medieval gunpowder recipes of potassium nitrate (KNO3), charcoal (C), and sulfur (S 8) were investigated by bomb calorimetry to determine their enthalpies of combustion and by differential…