International

Only 29 books from the library of John Keats are recorded - among them a 1679 printing of the collected works of the Elizabethan poet Edmund Spenser given to him by the artist Joseph Severn (1793-1879).

New Orleans dealership MS Rau has acquired 222 pieces of English silver from the collection of Texan businessman Billy Joe ‘Red’ McCombs (1927-2023).

Naturalist produced a fish-focused work featuring nearly 3000 original watercolours across 50 copies

Collector never seemed to give up in a battle to win more magnificent ukiyo-e works

The original artwork for 'Harry Potter and the Philosopher’s Stone' sold at Sotheby’s for $1.6m (£1.3m) plus 20% buyer’s premium in New York on June 26.

Selection of items by the Hungarian family firm date from most in-demand era of production

A fine example of Thai silversmithing sold well above its estimate for €17,000 (£14,400) at Historia Auctionata (27% buyer’s premium inc VAT) in Berlin on June 19. The 9in (23cm) parcel gilt and niello pumpkin-form tea kettle probably dated from the 1870s.

Concept Art Gallery (22% buyer’s premium) in Pittsburgh enjoyed a sensational result on June 8.

There was saleroom drama at Aste di Antiquariato Boetto (25% buyer’s premium) in Genoa on June 19 when a 12in (30cm) Chinese blue and white jar estimated at €2000-2300 shot to €820,000 (£692,000).

The subject of this massive Italian micromosaic panel is taken from the lost series of frescoes depicting the Hours of Day and Night by Raphael.

Most Parisian galleries are going away for the summer but one hardy soul is holding an Olympic exhibition