Rainer Preissmann leads development of new holes at club near Alstätte, Germany.
Swan Golf Designs leads work at Rory McIlroy’s home club in Northern Ireland.
Superintendent Mike Manthey explains how he came across 1921 map in roof of his office.
Städler Golf Courses hired to carry out work ahead of German club’s centenary year.
Nine-green layout for private client offers two 18-hole routings.