TY - JOUR T1 - Description of the Observatory of the Collegio Romano at Rome JF - Proceedings of the Royal Society of London (1854-1905) VL - 8 SP - 83 EP - 83 PY - 1856/01/01/ UR - http://dx.doi.org/10.1098/rspl.1856.0029 M3 - doi:10.1098/rspl.1856.0029 AU - Secchi, P. ER -