sentences:  In addition to his position at the Conservatoire de Paris, Navarra taught master classes at the Accademia Musicale Chigiana during summers beginning in 1954, where among his students was a young Saša Večtomov, fall courses in Saint-Jean-de-Luz, and accepted an additional professorship at the Hochschule für Musik Detmold in 1958.He also taught in London and Vienna.Navarra recorded Dvořák's Cello Concerto in 1954 with the New Symphony Orchestra of London, conducted by Rudolph Schwarz.