Orly: the "Air France Coaches" leaves every 12mn from
"Orly Sud" (Exit K platform 6) or "Orly Ouest" (Exit D, arrivals
level) and drops you at the "Esplanade des Invalides" (30mn,
45FF/person). Once at the Invalides (see
you can take the metro line 13 to the station "Saint Lazare"
and then walk (about 10mn). The "Place Saint Augustin" is located at
the intersection of "Rue de la Pépinière" and "Boulevard Haussman"
(see the Saint Lazare
from Orly to Paris (Other busses, train, ...)