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A similar set of gyroscopes provided a stabilized platform for the bombardier to sight through, although the complex interaction between the bombsight and autopilot was not used. The Carl Zeiss Lotfernrohr 7 , or Lotfe 7, was an advanced mechanical system similar to the Norden bombsight, although in form it was more similar to the Sperry S-1.
Scheme of a molten-carbonate fuel cell. Molten-carbonate fuel cells (MCFCs) are high-temperature fuel cells that operate at temperatures of 600 °C and above.. Molten carbonate fuel cells (MCFCs) were developed for natural gas, biogas (produced as a result of anaerobic digestion or biomass gasification), and coal-based power plants for electrical utility, industrial, and military applications.
The Berdan rifle (Russian: винтовка Бердана) is a single-shot rifle created by American engineer and inventor Hiram Berdan in 1868. It was the service rifle of the Imperial Russian Army from 1870 to 1891, when it was replaced by the Mosin–Nagant rifle.