Question: Which Disney Film was released first, Lt. Robin Crusoe, U.S.N. or The Apple Dumpling Gang?

full_context: Document 1: The Apple Dumpling Gang: The Apple Dumpling Gang is a 1971 novel by Jack Bickham, about a group of orphaned children during the California gold rush. They encounter a gambler who reluctantly helps them, as well as a pair of hapless robbers who are after the gold the children have found.
Document 2: Jack Bickham: Jack Miles Bickham (September 2, 1930 – July 25, 1997) was an American author who wrote 75 published novels, of which two were made into movies, "The Apple Dumpling Gang" and "Baker's Hawk".
Document 3: Swiss Family Robinson (1960 film): Swiss Family Robinson is a 1960 American Adventure film starring John Mills, Dorothy McGuire, James MacArthur, Janet Munro, Tommy Kirk and Kevin Corcoran in a tale of a shipwrecked family building an island home, loosely based on the 1812 novel "Der Schweizerische Robinson" (literally, "The Swiss Robinson") by Johann David Wyss. The film was directed by Ken Annakin and shot in Tobago and Pinewood Studios outside London. It was the second feature film version of the story (the first film version was released by RKO in 1940) and was a commercial success.
Document 4: Hawaii (1966 film): Hawaii is a 1966 American epic drama film directed by George Roy Hill and based on the novel of the same name by James A. Michener. It tells the story of an 1820s Yale University divinity student (Max von Sydow) who, accompanied by his new bride (Julie Andrews), becomes a Calvinist missionary in the Hawaiian Islands. It was filmed at Old Sturbridge Village, in Sturbridge, Massachusetts, and on the islands of Kauai and Oahu in Hawaii.
Document 5: The Apple Dumpling Gang (film): The Apple Dumpling Gang is a 1975 American comedy-western film produced by Walt Disney Productions about a slick gambler named Russell Donovan (Bill Bixby) who is duped into taking care of a group of orphans who eventually strike gold during the California Gold Rush.
Document 6: Treasure Island (1950 film): Treasure Island is a 1950 live action adventure film produced by Walt Disney Productions, adapted from the Robert Louis Stevenson's 1883 novel "Treasure Island". It stars Bobby Driscoll as Jim Hawkins and Robert Newton as Long John Silver. "Treasure Island" is notable for being Disney's first completely live-action film and the first screen version of "Treasure Island" made in color. It was filmed in England on location and at Denham Film Studios, Buckinghamshire.
Document 7: Treasure of Matecumbe: Treasure of Matecumbe is a 1976 American family adventure film directed by Vincent McEveety and produced by Walt Disney Productions. It was based on the novel "A Journey to Matecumbe" by Robert Lewis Taylor. The plot involves a boy (Johnny Doran) and his companion () who run away from home to hunt for treasure. The filming locations were in Danville, Kentucky, Sacramento River at Colusa, California and Walt Disney Golden Oak Ranch in California. The final scene at a beached shipwreck was filmed at Walt Disney World's Discovery Island.
Document 8: Lt. Robin Crusoe, U.S.N.: Lt. Robin Crusoe USN is a 1966 comedy film released and scripted by Walt Disney, and starring Dick Van Dyke as a U.S. Navy pilot who becomes a castaway on a tropical island. Some filming took place in San Diego, while a majority of the film was shot on Kauai, Hawaii.
Document 9: Gangster's Den: Gangster's Den is a 1945 American Producers Releasing Corporation Western film of the "Billy the Kid" series directed by Sam Newfield. The film is notable for having three comedy relief characters; Al St. John, Emmett Lynn and Charles King who usually plays the villain.
Document 10: Buddy Baker (composer): Norman Dale "Buddy" Baker (January 4, 1918 – July 26, 2002) was an American composer who, together with Paul J. Smith, scored many Disney films, such as "The Apple Dumpling Gang" in 1975, "The Apple Dumpling Gang Rides Again" in 1979, "The Shaggy D.A." in 1976, "The Many Adventures of Winnie the Pooh" in 1977, and "The Fox and the Hound" in 1981.
Document 11: The Castaway Cowboy: The Castaway Cowboy is a 1974 American adventure film released by Walt Disney Productions starring James Garner, Vera Miles, Eric Shea, and Robert Culp about a Texas rancher who gets shanghaied, then jumps ship and finds himself washed ashore in Hawaii. Filmed on location in Hawaii, the movie was directed by Vincent McEveety and written by Don Tait and Richard M. Bluel.
Document 12: Miss Robin Crusoe: Miss Robin Crusoe is a 1954 Eastmancolor adventure film directed by Eugene Frenke, starring Amanda Blake, George Nader and Rosalind Hayes. One of many film variations of "Robinson Crusoe", it features a female castaway. The film was shot on location in Palos Verdes, California.
Document 13: Moon Pilot: Moon Pilot is a 1962 American Technicolor science fiction satirical comedy film from Walt Disney Productions, released through Buena Vista Distribution, directed by James Neilson, and starring Tom Tryon, Brian Keith, Edmund O'Brien, Dany Saval, and Tommy Kirk.
Document 14: The Rescuers: The Rescuers is a 1977 American animated comedy-drama adventure film produced by Walt Disney Productions and first released on June 22, 1977, by Buena Vista Distribution. The 23rd Disney animated feature film, the film is about the Rescue Aid Society, an international mouse organization headquartered in New York City and shadowing the United Nations, dedicated to helping abduction victims around the world at large. Two of these mice, jittery janitor Bernard (Bob Newhart) and his co-agent, the elegant Miss Bianca (Eva Gabor), set out to rescue Penny (Michelle Stacy), an orphan girl being held prisoner in the Devil's Bayou by treasure huntress Madame Medusa (Geraldine Page).
Document 15: The Apple Dumpling Gang Rides Again: The Apple Dumpling Gang Rides Again is a 1979 American comedy-western film produced by Walt Disney Productions and a sequel to "The Apple Dumpling Gang" (1975), starring the comedy duo of Tim Conway and Don Knotts reprising their respective roles as Amos and Theodore. The film also stars Tim Matheson, Harry Morgan, and Kenneth Mars. Ruth Buzzi appears in a small cameo as a wild farsighted woman. Robert Totten, who directed installments of "Gunsmoke", also had a small part in the film.
ground_truth: Lt. Robin Crusoe USN