Space Patrol

"The Lost Dimension". Sponsored by: Ralston cereals ("Monoview Outer Space Helmet" premium). Test pilot endorsement. Two million credits have disappeared from the locked vault of the Terra Bank...thanks to the "N-Ray"! The helmet (premium) plays an important part in the story. Buzz and Happy have reached the end of an underground passage on the Planet Mercury. Through their portable space-a-phones they hear Major Robertson up on the surface telling them that he has a strange feeling about the whole layout…