On Vacation Guide Book Stockholm | Page 32

9 . T H E H A L L W Y L M U S E U M HAMNGATAN 4 Enter the home of Count and Countess Walther and Wilhelmina von Hallwyl , one of Stockholm ' s most eccentric and engaging museums . This palatial residence was built as a winter home for the immensely rich couple , completed in 1898 . No 4 Hamngatan Hallwyl House at No 4 Hamngatan was built between 1893 - 98 to designs by Isak Gustaf Clason ( 1856 - 1930 ), the most renowned architect in Sweden at the time . Among his other famous works is Nordiska Museet ( The Nordic Museum ). Walther and Wilhelmina von Hallwyl wanted a Stockholm home built to their own specifications ; Wilhelmina needed ample space for her steadily growing collections , and for Walther there was to be an office wing from which he could run the family business empire . During the years of construction , Wilhelmina kept a close watch on progress and often visited the building site .