I cut my sci-fi teeth on Andre Norton, whom at the time I thought was a man, but later in college found out was a woman trying to get a break in a man's world, and most certainly did, and deservedly so.
Ace used to double up her novels and for a quater or fifty cents I could purchase two of her astounding stories in one great smelling volume.
Ah, those were the days.
For those of you who missed those days, I'm sure one day you'll say the same thing about electronic books as they eventually warp into something else.
Enjoy the first chapter. There are a total of eight.
-- John --