Top selling lots
Schuler Auktionen, Zurich, June 20
Peter Lanyon (1918-64), Tideway, watercolour on paper, signed and dated June 1964, 22½ x 2ft 6in (57 x 76cm).
Hammer: SFr30,000 (£20,500)
Martel Maides, St Peter Port, Guernsey, June 21
Lily Delissa Joseph (1863-1940), City of London Skies and Flowers (Roofs of High Holborn), c.1936, oil on canvas, 4ft 5in x 4ft 10in (1.35 x 1.46m).
JS Fine Art, Banbury, June 23
Lotte Laserstein (1898-1993), oil on paper, 2ft x 18½in (62 x 47cm,) label for Belgrave Gallery, 1987.
Highest price over estimate
Sworders, Stansted Mountfitchet, June 26
Two Vulcan bomber R88 radar operator’s cameras.
Dawson’s, Maidenhead, June 23
John Speed’s New and accurat map of the world, 1626, 15½ x 20in (39 x 51cm).
Unique Auctions, Lincoln, June 23
Victorian ‘Napier’s bones’ calculating device.
Most registered online bidders
986 Gorringe’s, Lewes, East Sussex, June 26
Source: Bid Barometer is a snapshot of sales on thesaleroom.com for June 21-27 2018.
‘Highest price over estimate’ = Our selection of items from the top 10 highest hammer prices as a multiple of the high estimate paid by internet bidders on thesaleroom.com
‘Top selling lots’ = Our selection of items from the top 10 highest hammer prices paid by internet bidders on thesaleroom.com