Shortly before her death Von Bertouch bequeathed a total of 136 works from her personal collection to the Newcastle Region Art Gallery, the biggest art collection bestowed to it in 58 years and valued in the millions of dollars; they were exhibited there in March 2003. In November 2005 350 artworks still in her gallery were auctioned as required by the Uncollected Goods Act of 1995.
Before her passing, Von Bertouch bequeathed a total of 136 works from her personal collection to the Newcastle Region Art Gallery, the largest art collection given to it in 58 years and valued in millions of dollars; they were displayed there in March 2003. In November 2005, 350 artworks still remaining in her gallery were auctioned as required by the Uncollected Goods Act of 1995.