pag. 112.
(1) He is married to Ida Cromhout.
They got married
(2) He is married to Catharina de Graaff.
They got married
http://nl.wikipedia.org/wiki/Six_%28geslacht%29
https://books.google.nl/books?id=Awc_AAAAcAAJ&pg=RA2-PA49&lpg=RA2-PA49&dq=adriaan+cromhout,+ida+cromhout&source=bl&ots=chVPCeOvJ_&sig=qNwmHLOrxwY4JJIXzaiOHqVrXZU&hl=nl&sa=X&ei=PyjzVL3EBu3W7Qbh64DYDw&ved=0CCYQ6AEwAQ#v=onepage&q=adriaan%20cromhout%2C%20ida%20cromhout&f=false