Gustav Bartholin HagenFrom Wikipedia, the free encyclopedia Gustav Bartholin Hagen (12 February 1873 – 10 May 1941) was a Danish architect. He was the father of the architect Ole Hagen (1913-1984). [1][2] Københavns Belysningsvæsen, 1913
Gustav Bartholin Hagen (12 February 1873 – 10 May 1941) was a Danish architect. He was the father of the architect Ole Hagen (1913-1984). [1][2] Københavns Belysningsvæsen, 1913