Sotheby' The Warshawsky Collection Masterworks of Tiffany & Prewar Design, 19 May 2015
Sotheby's Sporting Guns Gleneagles Hotel, London, 2 September 2013
Sotheby's Fine Modern & Vintage Sporting Guns, London, 25 August 2014
Sotheby's Important Watches, Hong Kong, 7 April 2011
Sotheby's Rare Watches, Geneva, 13 November 2017