Explains the design and functions of the components in the air brakes system used in large military vehicles. Shows what happens when the brake pedal is depressed and released.
In Madrid, Spain, at the end of the 19th century, the young and reckless Basilio seems to be the only person who perceives the spectral presence of Professor Robinsón de Mantua, who begs him to take care of his niece Inés, because she is in grave danger.
Charles Starrett stars in the lightning-paced Columbia western Riding West. Somebody is planning to sabotage the new Pony Express mail service, and hard-ridin' Steve Jordan (Charles Starrett) aims to find out who.
Dan Stanton and Condon are foreclosing on a group of ranchers in order to gain a land-monopoly. They have one of the ranchers, whose property supplies the others with water, killed.
With a plot line mostly lifted from 1941's "White Eagle", Columbia's 24th serial (following "The Desert Hawk-1944" and ahead of 1945's "Brenda Starr, Reporter"), "Black Arrow" finds carpet-baggers Jake Jackson and Buck Sherman arriving in Blue Mesa in search of gold.