Sara Rosenboom was the widow of Joseph Klein. She was a merchant.
K. Ribbens, Zullen we nog terugkeren
. De jodenvervolging in Amersfoort tijdens de Tweede Wereldoorlog (Amersfoort 2002) 170-171
This person lived alone or no information about family members is known or traceable.
In addition, a Jokos file (number 60708) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.