Maurits van Esso was the youngest child of Meijer van Esso and Marie van Zuiden. He was born on 6 July 1929 in Meppel, survived the Holocaust but passed away in Zeist on 3 May 1951.
Before 1939, Maurits lived with his parents and sibs also at Parklaan 5 in Meppel but at the age of 10, he was admitted on 25 February 1939 to the care institution Veldheim, located at the Utrechtseweg 69 in Zeist. Veldheim belonged to the “Zonnehuis Group”, an antrhoposophical care institution for children with a mental disability. (see page 25 etc via the above link).
On 9 February 1944, Maurits was V.O.W. (abbrivation for "Vertrokken Onbekend Waarheen" – which is "Left Unknowh Whereto" – usually meant for going into hiding), but on 28 Februray 1946 he was registered again at Utrechtseweg 69 in Zeist, where however he died on 3 May 1951 at the age of 21 years.(source Open Archieven/Maurits van Esso/family tree Lehrer).
Sources include the City Archive of Amsterdam, archive card of Meijer van Esso and the website mooi Zeist.nl/Utrechtseweg 69.(Dutch language only) and his death certificate made out in Zeist on 7 May 1951 nr. 224.