162
Fig. 9.1 An example of diagrams drawn by the Secchi meteorograph (From Bullettino meteorologico dell’Osservatorio del Collegio Romano, 1866, Table 4; courtesy of CREA – Biblioteca
Storica della Meteorologia Italiana, Rome)
Fig. 9.2 Remnants of the Kreil thermometric apparatus found on the north wall of the eastern
transept of Saint Ignatius’ church: (a) the anchor for the copper wire; (b) the cables that supported
the sail put to protect the thermometric sensor from solar radiation and the holes in the upper cornice (Credit: Maria Carmen Beltrano)
L. Iafrate and M. C. Beltrano
Fig. 9.1 An example of diagrams drawn by the Secchi meteorograph (From Bullettino meteorologico dell’Osservatorio del Collegio Romano, 1866, Table 4; courtesy of CREA – Biblioteca
Storica della Meteorologia Italiana, Rome)
Fig. 9.2 Remnants of the Kreil thermometric apparatus found on the north wall of the eastern
transept of Saint Ignatius’ church: (a) the anchor for the copper wire; (b) the cables that supported
the sail put to protect the thermometric sensor from solar radiation and the holes in the upper cornice (Credit: Maria Carmen Beltrano)
L. Iafrate and M. C. Beltrano