Extraterrestrial beings -- Comic books, strips, etc. Good and evil -- Comic books, strips, etc. Villains -- Comic books, strips, etc. Heroes -- Comic books, strips, etc. Superheroes -- Comic books, strips, etc.

Animals -- Juvenile fiction. Time travel -- Juvenile fiction. Extraterrestrial beings -- Juvenile fiction. Humorous stories.

Animals -- Juvenile fiction. Heroes -- Juvenile fiction. Extraterrestrial beings -- Juvenile fiction. Humorous stories.

Extraterrestrial beings -- Juvenile fiction. Kidnapping -- Juvenile fiction. Children's stories. Humorous stories.

Interplanetary voyages -- Fiction. Extraterrestrial beings -- Fiction. Adventure and adventurers -- Fiction. Mice -- Fiction. Science fiction.

Extraterrestrial beings -- Juvenile fiction. Mice -- Juvenile fiction. Planets -- Exploration -- Juvenile fiction. Interplanetary voyages -- Fiction. Adventure and adventurers -- Fiction.

Schools -- Fiction. Teachers -- Fiction. Extraterrestrial beings -- Fiction. Unidentified flying objects -- Fiction. Humorous stories.

Mice -- Juvenile fiction. Interplanetary voyages -- Juvenile fiction. Adventure stories. Extraterrestrial beings -- Juvenile fiction. Humorous stories.

Mice -- Juvenile fiction. Interplanetary voyages -- Juvenile fiction. Extraterrestrial beings -- Juvenile fiction. Picture books. Adventure and adventurers -- Fiction.

Mice -- Juvenile fiction. Interplanetary voyages -- Juvenile fiction. Adventure stories. Extraterrestrial beings -- Juvenile fiction. Humorous stories.

Stories in rhyme. Extraterrestrial beings -- Fiction. Underwear -- Fiction. Humorous stories. Underwear -- Juvenile fiction.