Egg Scale
Pic EGG DC 10

Columbus ( Trade^name used by P. J. Maul, Hamburg, Germany ). Brass cup and mechanism, black painted cast iron base and column. graduated 0 to 1 oz by 1 dram and 1 to 4 oz by 2 dram. Two opposed pendulums swing out under the load, until equilibrium is reached. Bilateral pendulum type. height 7,5"













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