Columbia subject headings:
Blanchet, François, 1707-1784.
Cassegrain, Paul, 1693-1771.
Tessier, M. (Alexandre-Henri), 1741-1837.
Harvard subject headings:
Blanchet, François, 1707-1784.
Cassegrain, Paul, 1693-1771.
Tessier, M. (Alexandre-Henri), 1741-1837.
Princeton subject headings: