Time travel -- Comic books, strips, etc. -- Juvenile fiction. Mice -- Comic books, strips, etc. -- Juvenile fiction. Comic books, strips, etc. -- Juvenile fiction. Graphic novels -- Juvenile fiction. Leonardo, da Vinci, 1452-1519. Mona Lisa -- Comic books, strips, etc. -- Juvenile fiction.

Time travel -- Comic books, strips, etc. -- Juvenile fiction. Mice -- Comic books, strips, etc. -- Juvenile fiction. Voyages and travels -- Comic books, strips, etc. -- Juvenile fiction. Explorers -- Italy -- Biography -- Comic books, strips, etc. -- Juvenile fiction. Comic books, strips, etc. -- Juvenile fiction.

Time travel -- Comic books, strips, etc. -- Juvenile fiction. Mice -- Comic books, strips, etc. -- Juvenile fiction. Comic books, strips, etc. -- Juvenile fiction. Graphic novels -- Juvenile fiction. Stilton, Geronimo (Fictitious character) -- Comic books, strips, etc. -- Juvenile fiction.