Columbia subject headings:
Astronomers--Italy--Correspondence.
Mathematicians--Italy--Correspondence.
Poleni, Giovanni, 1683-1761--Correspondence.
Riccati, Jacopo, 1676-1754--Correspondence.
Harvard subject headings:
Astronomers--Italy--Correspondence.
Mathematicians--Italy--Correspondence.
Poleni, Giovanni, 1683-1761--Correspondence.
Riccati, Jacopo, 1676-1754. Correspondence.
Science--Philosophy
Scientists--Italy--Correspondence.
Princeton subject headings:
Poleni, Giovanni, 1683-1761--Correspondence.
Riccati, Jacopo, 1676-1754. Correspondence.
Science--Philosophy.
Scientists--Italy--Correspondence.