Johannes Kerkhoven (1855-1926) worked in Oudshoorn (a small village that since 1918 forms part of Alphen aan den Rijn).This is likely Arie Cornelis van den Akker born in 1855 named after his elder brother Cornelis who died soon after birth in 1854. Arie Cornelis died in 1923. They were the brothers of Nicolaas van den ...