Eric Flint's 1632 & Beyond: Alternate History Stories

Volume 98 #6: Industrial Alchemy, Part 6: Rare Earths and More

Previous / Next by Iver P. Cooper In “Industrial Alchemy, Part 2: Inorganic Chemical Bestiary” (Grantville Gazette 25), I surveyed the sources and uses of most of the elements of the Periodic Table. However, there were some exceptions: Lanthanides: 15 elements (these, together with scandium, yttrium, and lutetium, are called “rare earth” elements). Actinides: 15 radioactive […]

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Volume 94 #6: Propane, Butane, and Natural Gas in the 1632 Universe

Previous / Next by Iver P. Cooper Introduction Natural gas and its components are important fuels in post-Ring of Fire Grantville. They also have other utilities. In this article, we will try to better characterize Grantville’s natural gas resource and the means by which propane and butane might be extracted from it and put to […]

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Volume 96 #4: Tethered Balloons and Kites in the 1632 Universe, Part 2

Previous / Next by Iver P. Cooper In part 1, we considered a variety of operational issues for tethered balloons and kites. Here, we will consider the strength and weight of tether materials available in the 1632 universe, possible tethering systems, and how to size the tethers for a particular balloon type and size. We […]

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Volume 91 #8: Life at Sea in the Old and New Time Lines, Part 5: Creature Comforts

Previous / Next by Iver P. Cooper A ship is home to its crew for weeks, months, even years. And like a home, a ship should provide air that is fresh and of a comfortable temperature and humidity. It also should provide sanitation facilities. **** Ventilation According to Sir Walter Raleigh, ship cabins were “sluttish […]

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