series of stamps of the German Empire, Paul von Hindenburg (1847-1934)
scanned by <a href="//commons.wikimedia.org/wiki/User:NobbiP" title="User:NobbiP">NobbiP</a>
scanned by <a href="//commons.wikimedia.org/wiki/User:NobbiP" title="User:NobbiP">NobbiP</a>