International

Marielle Barde, Edgar Degas’ great-niece, was one of the heirs and vendors of the Degas studio drawings and attended Christie’s Paris sale. This was the second such dispersal the family had held in these rooms of artworks from her famous great-uncle following a house move some decades ago.

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.

This pastel portrait by Maurice Quentin de la Tour is the potential star of the auction taking place at Drouot held by Kalck & Associés.

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).

Otto von Guericke’s Experimenta nova (ut vocantur) magdeburgica de vacuo spatio… of 1672 describes the experiments in which he produced an air pump able to create a vacuum and thus demonstrate the pressure exerted by our atmosphere.

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.

An audacious robbery in Amsterdam has left a dealer without insurance cover for the theft of more than 250 Asian works of art.

Christie’s is to appeal last month’s French court ruling that declared Droit de Suite is a charge on the vendor rather than the buyer.

Daniel Quare (1648-1724) is primarily known as a clock and watchmaker. He was, however, also an accomplished maker of portable barometers, one of which came up for sale at Dorotheum (25/22/15% buyer’s premium) in Vienna on March 29.

One thing you could never accuse General George S Patton of was being shy. Not that top military men are exactly shrinking violets but even so, Patton is renowned as particularly bombastic. He fits perfectly into the type of American general in the Custer and MacArthur mould, happy to blow their own trumpets.

Published in New York in 1977, The Vanished World Portfolio is a selection of a dozen photographs from the very many that were taken in the late 1930s in Cracow, Warsaw, the Carpathian regions and elsewhere in eastern Europe by Roman Vishniac (1897-1990).

Hans Christian Andersen did not confine himself to the fairy tales that are his principal and lasting legacy.

A French Old Master drawing, a 20th century work by a specialist animal painter and an American Abstract Expressionist work were among the pictures that have performed strongly in auctions across the German regions and in Austria recently.

A 50 ducat medal commemorating the end of the Russo-Persian war was worth far more than its weight in gold at Künker (23% buyer’s premium) in Osnabruck in the March 13-17 sale.

Numerous bidders competed for a5½in (14cm) high Japanese incense burner from the Meiji period (1868-1912) at a sale held by Hargesheimer (25% buyer’s premium) in Dusseldorf on March 10-11.

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.