Issue 1 features the beginning of the Silver Age and it's original heroes, Human Torch and The SubMariner.
Issue 2 features the rise of mutants
Issue 3 looks at the day Galactus came to Earth and the Fantastic Four had to run him off
Issue 4 looks at the day Gwen Stacy died.
Issue 0 features a 12 page story on the Human Torch and is also filled with stand alone art from Alex Ross
The books themselves are in really good shape for reader copies. I received these new in 1995 and have had them ever since. They have each been read probably about 10 times.
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