28 mrt. 1957 - 20 dec. 1957.
http://lod.ehri-project-test.eu/instantiations/be-006093-be_a0545_244-be_a0545_006785_006783_dut_ead_00006-be_a0545_006785_006783_dut_ead_00010-be_a0545_006785_006783_dut_ead_00012-155_216-186-nld-be_a0545_006785_006783_dut_nld an entity of type: Instantiation
28 mrt. 1957 - 20 dec. 1957.
28 mrt. 1957 - 20 dec. 1957.