North America

An Ushak Star carpet fragment measuring 5ft 2in x 6ft 1in (1.57 x 1.85m) will feature in Jeffrey S Evans’ April 29 sale of antiques, decorative arts and 20th century design in Mount Crawford.

A coalition of California auction houses fighting to reword a new law governing the sale of autographed collectables has cleared its first legal hurdle.

Christie’s is to open a new Los Angeles premises this month in Beverly Hills to bolster its presence on the west coast of the US.

This Tiffany gold necklace and earclip suite composed of textured rose petal links by Angela Cummings (c.1944) sold for £10,200 at Bonhams Knightsbridge (25/20/12% buyer’s premium) on March 15.

Much like René Lalique, Louis Comfort Tiffany’s successful career as a glassmaker overshadowed his genius as a goldsmith. Both men created jewellery that have come to define Art Nouveau in France and North America.

A 600-lot sale devoted to Asian art held by Tremont auctions in Newton, Massachusetts, on April 23 will include a 4ft (1.2m) high vase made in the late 19th century.

A carte-de-visite album of the 1860s containing a previously unknown photograph of the abolitionist heroine Harriet Tubman was one of the high points of the March 30 sale held by Swann (25/20/12% buyer’s premium).

A collection of ethical maxims, proverbs and moral reflections compiled by Solomon ibn Gabirol and translated from the Arabic by Judah ibn Tibbon was printed for the first time in Venice in 1484 as Mivchar HaPeninim (Choice Pearls).

The cusp of March to April is traditionally photo time in the Big Apple. It is the period when AIPAD (The Association of International Photography Art Dealers) stages The Photography Show, which is the main US fair for photography, and the point when the major New York auction houses put on the first of their biannual stateside series of photo auctions.

The Arctic Regions, 1873, a sumptuously bound narrative of American artist William Bradford’s seven expeditions to the Arctic, illustrated with 141 mounted albumen photographs, is the highest-estimated lot in the April 20 Swann Galleries photographs and photobooks sale.

Two pieces of early oak furniture deaccessioned from the Metropolitan Museum of Art in New York far outstripped modest expectations when offered for sale in California last month. The two tersely catalogued lots – both bequeathed to the museum in 1964 – appeared at Clars in Oakland on March 18. They sold to New York buyers.

It may have been under 2in (5cm) high, but a tiny ink drawing by Aubrey Beardsley sold for a sizeable $10,000 (£8000) in a sale of Illustration Art held by Swann (25/20/12% buyer’s premium) in New York on March 21.

A highlight of James D Julia’s latest arms and militaria sale on April 11 is this rare Lloyd’s Patriotic Fund sword, one of 23 awarded to captains who fought in the Battle of Trafalgar.

Making its third saleroom appearance in 30-odd years, the portrait in oils of Isaac Newton shown here is one of at least a dozen made in his lifetime.

Seen here is one of 13 coloured lithographs by Marc Chagall that make up Tales from the Arabian Nights, a special, deluxe portfolio printed by Albert Carman and published by Pantheon Books in New York in 1948.

A select sale of just 31 lots of Asian art assembled by a Japanese collector and his sons raised a recordbreaking $262.8m (£215.5m) at Christie’s New York on March 15. It made more in a single evening than any New York Asian sale series.