Einschlag Untertasse buchstabieren hans peter keller christie s Jazz Veränderung genau
Christie's Names Emmanuel Danan to Head Luxury Segment - Rapaport
The Art of the Auction
Christie's announces highlights from its Classic Week sales in July - Alain.R.Truong
nadja keller - ZVAB
My friend Bruno Giacometti | Christie's
Hans-Peter Keller on how to price an artwork — Swizz Art Biz
Hodler masterpiece fails to set record - SWI swissinfo.ch
Hans-Peter Keller on how to price an artwork — Swizz Art Biz
Kunstauktion - Statt umgekehrt: Sie strichen ihre Salons nach den Bildern
Cincinnati court index [1911-12] - Published in Cincinnati - Digital Library
Rockefeller Mania Continues at Christie's With a Record $106 Million American Art Sale
Ausstellung weckt Interesse von Sammlern | Berner Zeitung
Swiss art gains international recognition - SWI swissinfo.ch
Hans-Peter Keller of Christie's Switzerland carries the painting 'Lueg' from 1927 by late Swiss artist Cuno Amiet (1868-1961) during the preparation of an exhibition before Christie's auctions in Zurich December 2, 2011.
GIOVANNI GIACOMETTI (1868-1933)
Young Collectors Zurich - Hans Peter Keller, Christie's Head of Swiss Art, and Jacqueline Riederer, Junior Specialist of Swiss Art | Facebook
Zum Ersten, zum Zweiten … und zum Dritten! | Journal21
Rekorderlös für Giacometti-Bild | Der Bund
Christie's Aperture Sale Catalogue by Aperture Foundation - Issuu