Author: CALANDRELLI Giuseppe - Andrea CONTI :
Title: Opuscoli Astronomici, e Fisici di Giuseppe Calandrelli e Andrea Conti Pubblici Professori dell'Università Gregoriana nel Collegio Romano.
Description: .: 10. Roma, Presso Il Salomoni, 1803, in-4°, 29 cm, xi pp + (1)nn pp + 152 pp + 2 engraved folding plates (one coloured), title page with handcoloured view ; '' Specola Astronomica del Collegio Romano ''. Bound in contemporary colour dyed mottled calf, edges painted red, covers with a floral gilt border, marbled endpapers. The binding is neatly and expertly rebacked with the original spine laid down - label slightly chipped. From the front endpaper have been removed two labels. Internally a fine clean copy. Giuseppe Calandrelli (1749-1827) founded the astronomical observatory of the Collegio Romano during the period (1773-1824) that this institute functioned outside the suppressed Jesuit order. In this publication he sets out to calculate with extreme precision the latitude of the institute (41°53'54, 32). .

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