A German Weimar Republic Period Friekorps Schlageter Badge.
A good example of the second type oval badge, by Paul Küst, Berlin, silvered-bronze, with three Bars, ‘Spartakus 1919/23’, ‘O/Schlesien 1921’, and ‘N.S.D.A.P. 1922/23’, with pin-back suspension and maker’s name to reverse, good condition £160-£200