Deborah Levine
ISO Science Operations Centre, Astrophysics Division of ESA, VILSPA, E28080 Madrid, SpainI will present results of SWS full range spectra taken at 3 points around the circumference of a ring which passes through the Sickle, intersects the non-thermal filiments and may be a ver-large-scale shock generated by powerful winds emanating from the many WR and OB stars of the Quintuplet.