By the time R. van Zadelhoff joined the company in the eighties, the auction house had already become a familiar term in the country and during the following years many interesting items appeared “under the hammer” including the estates of famous artists such as Jacob Dooijewaard, G. Kauderer, Henry van den Velde, sculptor J. Polet, art historian W. J. Rust. In addition, many auctions were being organised on site, such as the mansion Flevorama (designed by Cuypers) and the estate of Dudok van Heel, the Oranje Hotel in Soest, the collection paintings of Flip Hamers in Kortenhoef, Villa Heux in Bussum and the collection J.A. Bakker in Friesland, etc. In 1990 a Byzantine-Roman coins- and medalcollection was sold for 360.000 gulden (the Duch currency at the time which is the equivalent of about 150.000 euro). In 1997 a Mig 23 fighter jet was brought in. The fighter jet had a length of 17 meter and weighed 12.500 kilo. It used to belong to the former East-German army and had been disposed of its wings to make transport easier. The Mig 23 fighter jet with a replacement value (new) of f 21 miljoen. The indicative auction price ranged between f 35.000 and f 55.000. The media personality and entrepreneur Emile Ratelband bought the jet for the promotion of his management training courses for f 56.000.