June 13
A Case of Conscience - James Blish - 4 scientists make contact on the planet Lithia, which is rich in —you guessed it—lithium. The planet is also inhabited by a peaceful race of 12 foot high reptilian kangaroos—stop me if you’ve heard this one before. The team must decide whether or not earth can benefit from contact with this species, or whether the planet will be mined and turned into a giant bomb-factory…