Question: Which film has the director who is older than the other, The Lone Prairie or Buckaroo From Powder River? 

William Berke
William A. Berke( October 3, 1903 – February 15, 1958) was an American film director, producer and screenwriter.
He directed nearly 90 films between 1934 and 1958.
He also produced nearly 80 films between 1933 and 1958.
He was born in Milwaukee, Wisconsin and died in Los Angeles, California.
Richard Fleischer later recalled Berke" was known as King of the B's.
For years and years he had made nothing but pictures with ten or twelve day shooting schedules, minuscule budgets of about$ 100,000 and no stars.
Without bothering with editing or any postproduction chores and with short shooting schedules, he was able to squeeze in eight or ten pictures a year.
And he was going nuts".
According to Fleischer, Berke eventually pestered RKO executives enough to be assigned an A picture with a long shooting schedule and stars and he still shot it in twelve days.
Bury Me Not on the Lone Prairie (film)
Bury Me Not on the Lone Prairie is a 1941 American Western film directed by Ray Taylor and written by Sherman L. Lowe and Victor McLeod.
The film stars Johnny Mack Brown, Fuzzy Knight, Nell O' Day, Kathryn Adams Doty, Harry Cording and Ernie Adams.
The film was released on March 21, 1941, by Universal Pictures.
Edwin Hubbell Chapin
Edwin Hubbell Chapin( December 29, 1814 – 1880) was an American preacher and editor of the" Christian Leader".
He was also a poet, responsible for the poem" Burial at Sea", which was the origin of a famous folk song," Bury Me Not on the Lone Prairie".
Ben Palmer
Ben Palmer is a British film and television director who is known for being the director of" Bo' Selecta" and" The Inbetweeners".
Buckaroo from Powder River
Buckaroo from Powder River is a 1947 American Western film directed by Ray Nazarro and written by Norman S. Hall.
The film stars Charles Starrett, Eve Miller, Forrest Taylor, Paul Campbell and Smiley Burnette.
The film was released on October 14, 1947, by Columbia Pictures.
The Ridin' Kid from Powder River
The Ridin' Kid from Powder River is a 1924 silent film western directed by Edward Sedgwick and starring Hoot Gibson.
It was based on a novel by Henry Herbert Knibbs and produced and distributed by Universal Pictures.
The Lone Ranger (1956 film)
The Lone Ranger is a 1956 Western film based on" The Lone Ranger" television series, starring Clayton Moore and Jay Silverheels.
" The Lone Ranger" was the first of two theatrical features based on the popular TV series of the same name; the other one being" The Lone Ranger and the Lost City of Gold"( 1958).
This 1956 film was Bonita Granville's last film appearance.
She retired from the screen to marry Jack Wrather.
The Lone Prairie
The Lone Prairie is a 1942 American film directed by William Berke.
It is one of a series of Westerns that Berke directed with the trio of Russell Hayden, Dub Taylor, and Bob Wills.
It was produced and distributed by Columbia Pictures.
Ray Nazarro
Ray Nazarro (September 25, 1902 – September 8, 1986) was an American film and television director, producer, and screenwriter.
Budd Boetticher called him a "ten day picture guy".
The Hawk of Powder River
The Hawk of Powder River is a 1948 American Western film directed by Ray Taylor.

Answer: Buckaroo From Powder River