https://mappingthelives.org/bio/60b84a0f-00a8-4cb0-a98f-2c27d0480a61?language=en
https://www.myheritage.com/research/record-10789-563959/helene-heß-born-winter-in-jewish-holocaust-memorials-jewish-residents-of-germany?tr_id=m_cxt8ve8u4z_qqqk7f6zwd