3rd November 1937: French musician and teacher, Nadia Boulanger (1887 - 1979), conducting the orchestra of the Royal Philharmonic Society during a rehearsal at Queen's Hall. (Photo by Keystone/Getty Images)
3rd November 1937: French musician and teacher, Nadia Boulanger (1887 - 1979), conducting the orchestra of the Royal Philharmonic Society during a rehearsal at Queen's Hall. (Photo by Keystone/Getty Images)