Canonical URI: http://nomisma.org/id/frederick_william_iii_of_prussia
http://nomisma.org/id/frederick_william_iii_of_prussia#membership_41ab1bcc805b828f24392dca8464f465
http://nomisma.org/id/frederick_william_iii_of_prussia#membership_dbf02836870d3f180bedabed503fe182