From Spy Smasher Comics #01 - Four adventures:
Death At The Hands Of A Woman - The new leader of the bad guys is the Dark Angel and she is very determined to destroy Spy Smasher.
Victim of the Death-Ray - Spy Smasher tries to stop enemy agents from stealing a very nasty new weapon which they of course try to use on him.
Sabotage in the Training Camps - An army marches on its stomach, the saying goes, and one nasty enemy agent is planning on poisoning the food supply to take out a lot at one time.
Here Comes The Indians - Enemy agents are stirring up Native Americans to cause trouble for the Feds and Spy Smasher heads west to stop them.