Dramatization. Dr. David Livingstone’s party finds Lake Ngami, a shallow lake north of the Kalahari Desert in present-day Botswana, Africa. A San Bushman points David Livingstone towards Lake Ngami. David Livingstone and his entourage rests by the Lake Ngami. Back in Kolobeng (in present-day Botswana), David Livingstone mulls over between further exploring and living a sedentary life with family. Mrs. Mary Moffat Livingstone holds her newborn baby. David Livingstone pulls out and unfolds a map showing southern Africa. David Livingstone sits beside his wife, Mary Moffat Livingstone. David Livingstone and Mary Moffat Livingstone talk about their future. David Livingstone cuddles his newborn baby.
Dramatization. Dr. David Livingstone’s life in Kolobeng (in present day Botswana). Mrs. Mary Moffat Livingstone combs hair of her child as Dr. David Livingstone leaves the house. Sechele, the chief of the Koena tribe, greets David Livingstone. Sechele warns Livingstone of peril crossing the desert. A bewitched African chief with attendant. Sechele asks for help from David Livingstone. David Livingstone’s children play with African children in village. Mary Moffat Livingstone and her son sit in front of oxcart, David Livingstone helps Mary Moffat Livingstone load items to oxcart. Sechele introduces his son to David Livingstone. Sechele offers his son to David Livingstone to assist him on his journey. David Livingstone’s entourage leaves Kolobeng.
Dramatization. Dr. David Livingstone’s oxcart entourage travel across the Kalahari Desert with no water. David Livingstone’s son, suffering from dehydration, that he needs water. David Livingstone instructs his African assistants to loosen the oxen from their yokes, which may help find water. From back of the oxcart, David Livingstone fills a cup from water jar. David Livingstone offers cup to children and wife. David Livingstone’s children drink water. David Livingstone offers cup to Sechele’s son, who refuses the cup. Sechele’s son meets a San Bushman. Sechele’s son introduces the San Bushman to David Livingstone. The San Bushman leads David Livingstone to a hole with ostrich eggs filled with water. David Livingstone fills water container with water from ostrich egg.
King Sir Seretse Khama and his British wife in Bamangwato Botswana, Southern Africa. His wife Queen Ruth Williams seated in a car (a controversial interracial marriage at the time). He stands outside the car and looks at the area. Thatched huts in the area. Men seated on the ground discussing amongst themselves. They gather outside a building. Ruth Williams talking to Sir Seretse Khama.
Slate indicates that 200 million gallons of gasoline are used annually in the United States for power (in 1925). View of a busy city street, possibly New York City, circa 1925 with motor vehicle traffic, pedestrians and many tall buildings. Many early automobiles seen. A worker tests flash point of kerosene. Lighted candle in stuck block of paraffin (wax) showing wax or parrafin as a byproduct of petroleum. Slate indicates that petroleum provides motor fuel, common light, a lubricant for machinery and other important by-products.
In October 1925, crowd gathered to watch the Pulitzer Trophy air races at Mitchel Field, Long Island, New York. VIPs arrive in various automobiles. Army Air Service Curtiss R3C-1 airplane is pushed onto the field. Air Service Chief, General Patrick , speaks with Lieutenant Cyrus Bettis as Lieutenant James Doolittle listens. A Navy crew works on their entry in the race, similar to the Army Air Service airplane. Navy Lieutenant Al Williams seen with a pipe upside down in his mouth. Lieutenant Bettis taxis out for takeoff in his airplane number 43. Then Navy Lt. Williams proceeds to take off in his aircraft, number 40. Lt. Bettis breaks ground and begins to fly the closed course, coming very close to the ground at times. He lands and climbs out of the cockpit, surrounded by spectators and officials who are convinced he has won, registering a speed of 249 miles per hour. Navy Lt. Williams lands shortly thereafter having averaged 242 miles per hour. He is greeted by several spectators, including a young woman. Two weeks later, the U.S. Army was represented by Lieutenant Jimmy Doolittle, who flew the Curtis R3C-1, again, but this time fitted with floats, at the Schneider Cup Seaplane Race in Baltimore, Maryland. He shakes hands with a young woman, just before the race. The Navy also entered with a similar seaplane, shown being pushed into the water. The British entry, a Glouster-Mapier IIIA is seen (replacing the Supermarine-Napier S.4, that was damaged). The Italian Macci M.33 is seen on a dock with engine running. The float planes taxi out over the Chesapeake bay waters to takeoff position. Doolittle is the first to take off and to return, logging an average speed of 232 miles per hour. He is seen smiling after the race.