sentences:  Baden-Powell's kites were sent to South Africa for use in the Boer War, but by the time they arrived the fighting was over, so they were never put into use.Lawrence Hargrave had invented his box kite in 1885, and from it he developed a man-carrying rig by stringing four of them in line.On 12 November 1894 he attached the rig to the ground on a long wire and lifted himself from the beach in Stanwell Park, New South Wales, reaching a height of 16 feet (4.9 m).