KAD ringen - Hans Hansen; A big brooch set with lapis lazuli mounted in 14k gold #112 - Hans Hansen; A big brooch set with lapis lazuli mounted in 14k gold #112
80 1900 s jewellery Images: PICRYL - Public Domain Media Search Engine Public Domain Search
WorldAntique.net - Hermann Siersbøl 14 K Gold Brooch with Diamonds
Danske Smykker: Danish Jewelry by Jacob Thage: Near Fine Hardcover (1990) | Panoply Books
Sold at Auction: Ole Lynggaard# Broche, 14 k. guld, l. 60 mm. vægt ca. 20,8 g.