North America

Heritage Auctions says more than half of its sales are now made through the internet.

The most eye-catching price at the latest series of Old Master and 19th century art sales in New York came at Sotheby’s separately staged auction of drawings from the collection of the late Howard and Saretta Barnet.

Texas-based fine art and collectables specialist Heritage Auctions announced a number of new developments to its mobile app last month. Advances included one-touch mobile bidding and an extension to the barcode scanning facility for coins.

Extending from the tip of Manhattan as far north as 42nd Street, this large-scale Map of the City of New York of 1850 identifies by means of symbols and a key the city’s churches, schools, hotels, public buildings, parks, cemeteries and other places of interest.

Catalogued as “fresh and beautifully preserved”, a broadside printing of America’s Declaration of Independence authorised by the colony that had led the struggle against British rule, Massachusetts, was the star turn of the first major Americana auction of the year.

The American West was the theme of a 43-lot, single-owner collection offered as part of the January 17 sale held by Sotheby’s New York.

Russian America and polar exploration were the twin themes of a Christie’s New York (25/20/12.5% buyer’s premium) sale that offered highlights from the Martin Greene Library.

When the US Government invited arms manufacturers to tender designs for a new standard-issue pistol for the US Army in the early 1900s the winner was Colt, with a system devised by John Moses Browning.

The ink and watercolour manuscript plan of New York City and the Hudson River seen here was prepared by cartographers attached to the Comte de Rochambeau’s forces during the Yorktown campaign in the American War of Independence, c.1781-82.

The American Civil War was fought during a period of rapid technical development in weaponry. While the conventional and reliable Springfield percussion rifle remained the mainstay of the infantry, many innovative firearms saw service for the first (and sometimes the last) time.

Art by a pair of 20th century artists who actively avoided belonging to any artistic school or movement stood out in recent US auctions.

Drawings fair now also includes paintings and sculpture to complement the core focus...

Among the works that David Tunick, a longstanding MDNY exhibitor, will be showing this year at his gallery on East 69th Street is this large 18 x 14in (45.5 x 35.5 cm) watercolour over pencil by John Robert Cozens.

Jill Newhouse, a New York dealer with a gallery on East 81st Street, is a veteran of Master Drawings New York, having taken part for many years.