Rika Levie Boekbinder owned a factory for burn ointment at 21 Noordersingel in Assen. Her burn ointment made of beeswax and oil was famous and was a registered trademark. Rika Levie-Boekbinder was active on the Groene Kruis mother and child division.
F.J. Hulst and H.M. Luning, De joodse gemeente Assen. Geschiedenis van een behoorlijke Kille, 1740-1976 (Assen 1993)
In addition, a Jokos file (numb…