Did Ptolemy Use Whole Sign Houses?

Published on December 8, 2011 by in Techniques


The question of Ptolemy’s preferred method of house division came up on the discussion forum on Skyscript recently. I said that I had always thought that Robert Schmidt did an adequate job in his translation of the Tetrabiblos in pointing out the instances in which Ptolemy clearly employed whole sign houses. I suggested that anyone […]

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