Description | Map of area.
Subject: Astronomy
Published in Philosophical Transactions, as 'Considerations on the convenience of measuring an arch of the meridian, and of the parallel of longitude, having the observatory of Geneva for their common intersection. By Mark Augustus Pictet, Professor of Philosophy in the Academy of Geneva; in a letter to Sir Joseph Pictet, Bart. P. R. S'
Read 24 February 1791 |