147 books • 38 series
The Colorado River (Rivers in American Life & Times) (Rivers in American Life & Times S.)
Mississippi River (Rivers in American Life & Times S.) (Rivers in American Life & Times)
The Missouri River (Rivers in American Life & Times) (Rivers in American Life & Times S.)
John J. Pershing (Great Military Leaders of the 20th Century) (Great Millitary Leaders/20th Century)
The Challenger Disaster (Cornerstones of Freedom: Second (Library)) (Cornerstones of Freedom (Library))