Books about Seven league from Amazon.com

A huge sea monster has attacked and wrecked several ships from beneath the sea.Professor Arronax bravely joins a mission to hunt down the beast.He goes aboard the Nautilus, a secret submarine helmed by the mysterious Captain Nemo.At first, the mission is exciting, as Nemo takes Arronax on a voyage around the underwater world.But when things start to go wrong, Arronax finds there's no escape from the Nautilus.He is now Captain Nemo's captive--20,000 leagues under the sea!
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Price: $1.75 [Notify me when price goes down.]

For 12 seasons, from 1943 to 1954, the All-American Girls Professional Baseball League captured America's attention with top-notch playing, and showed everyone that a woman's place was at home only when she was at bat, behind the plate, or scoring a run! ALA Best Book for Young Adults. NCSS-CBC Notable Children's Trade Book. School Library Journal Best Book of the Year..
Price: $2.51 [Notify me when price goes down.]

In the outer reaches of space, a cosmic war between the New Gods has set events in motion that may change Earth and the entire universe forever. Can the JLA members come to terms with Superman, their newest recruit, as a sprawling adventure unfolds? This time, the battle will take them to other worlds, other dimensions, other eras, and even the mystical realms that lead to Hell itself. Don't miss this tale of cosmic powers, human redemption, gods, monsters, and of course, heroes and villains, by the top creators in comics!.
Price: $5.41 [Notify me when price goes down.]

This value-priced collection includes over 500 pages of classic comicsfrom the 1960s. Join Batman, Superman, Wonder Woman, the Flash, Green Lantern and many others as they join forces with their predecessors, the Justice Society of America, to combat the villainy of their evil counterparts, the Crime Syndicate of America..
Price: $8.40 [Notify me when price goes down.]