The small painting on tatty paper of two three-masted sailing ships is worth at least £10,000 - but experts predict it will go for more at auction this month.

View Three Paintings of Old Sailing Ships (Circa 1902) By L. V. Estcourt; Watercolor on paper; From 4-1/4 x 6-1/8 inches (10.8 x 15.6 cm) to 8-1/2 x 12-3/8 inches (21.6 x 31.4 cm) ; Signed; Edition.

View Frederick James Aldridge (British 1850-1933) sailing ship and Thames barges, watercolour, monogrammed 'A' 7cm h x 18cm w, in plain wood frame with gilt scroll inner and outer borders £50-70 By ...

Charles Darwin trip aboard the Beagle was not all plain sailing, according to a newly discovered painting, ... The watercolour, a cartoon painting by the ship's official artist, ...

Jim Mattson doesn't have sailing experience himself, but wants his paintings to make the viewer feel like they're in the scene.