ABN AMRO Open - Rotterdam, The Netherlands, 14 Februari 2019, ABNAMRO World Tennis Tournament, Ahoy, quarter finals, doubles, Robin Haase (NED) / Matwe Middelkoop (NED) Photo: www.tennisimages.com/Henk Koster | Facebook
Andy Murray(GRB) recieving a towel from ballgirl at the ABN AMRO World tennis Tournament Photo:Tennisimages/Henk Koster/Alamy Live News Stock Photo - Alamy
11 february 2019 Rotterdam, The Netherlands Tennis ABN AMRO World Tennis Tournament Finale Heren Dubbel, fotograaf Henk Koster Stock Photo - Alamy
Rotterdam, Netherlands.14th Feb 2019. ABNAMRO World Tennis Tournament, Ahoy, Marton Fucsovics (HUN) celebrates matchpoint Credit: Henk Koster/Alamy Live News Stock Photo - Alamy
Highlights: Tsitsipas & Rublev Win, Khachanov Beats Wawrinka In Rotterdam | Video Search Results | ATP Tour | Tennis
NK, National Indoor Tennis Championships | Tennisimages.com
Een leven langs de tennisvelden levert Henk Koster een mooie award op - Al het nieuws uit Delft
Rotterdam, The Netherlands, 13 Februari 2019, ABNAMRO World Tennis Tournament, Ahoy, Marton Fucsovics (HUN) Photo: /Henk Koster Credit: Henk Koster/Alamy Live News Stock Photo - Alamy