"Teaching With Calvin and Hobbes
"There is a copy of Teaching with Calvin and Hobbes for sale on Amazon right now for $6000. It's signed by author Linda Holmen. Is it worth that much? In 2009, a copy sold for $10,000..."
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"If you have the means to go for it... Do it, you've worked hard for your money and if this collectible makes you happy... Go for it. That being said, I've seen it anywhere between $2,000-$50,000"