Mother and son. Grave marker at Kottenheim, Palatinate, Germany.
Mother: Rufina (Paul) Rückert, born 1911, Krasna, Akkerman, Bessarabia, Russia, daughter of Josef and Monika (Ihli) Paul. Married Johannes Rückert.
Son: Herbert Rückert, born after 1940, Germany. Married Irmgard Zimmermann.
Source: Ralf Nagel
https://ofb.genealogy.net/famreport.php?ofb=krasna&ID=I2201