Alida van Kollem, daughter of Izaak van Kollem and Betje Jacob de Jong, was the 2nd wife of Barend Kornalijnslijper. She married him in Amsterdam on 29 May 1907, after Barend became a widower on 6 June 1896 of Betje Pesaro.
City Archive of Amsterdam, archive card of Barend Kornalijnslijper and website www.wiewaswie.nl.