Isaäc Troostwijk was lieutenant-colonel of the Royal Dutch-Indian Army (Koninklijk Nederlands-Indisch Leger - K.N.I.L.). He died on 28 November 1942 at the age of 62 in camp Westerbork.
Jewish Historical Museum, Documents collection, inv.nr 3397
Amsterdam municipal archive, Records Jokos, Möbel-cl…
In addition, a Jokos file (number 15349) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting …