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Frequently Asked Questions

Gold Coin Prices, Buyer's & Investor's Guide

Questions Regarding Trusts & Estates

US and World Coin Grading Tutorial

Currency Grading Tutorial

Entertainment & Multimedia Grading Tutorial

Comic Grading Tutorial

Movie Poster Grading Tutorial

Sports Collectible Grading Tutorial

Caring for Your Coins

Common Currency Replicas

Key to Condition Descriptions & Bottle Sizes

Caring for Your Comics

A Brief History of Comics

Action Comics #1 (1938) and Later Reprints

Caring for Your Movie Posters

Movie Posters Sizes

The Collector's Handbook, 2023 14th Edition
The Collector's Handbook, 2023 14th Edition
Your collecting, taxes & estate planning guide.
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The Red Book
The official guidebook of United States coins.
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Saint-Gaudens Double Eagles as Illustrated by the Phillip H. Morse and Steven Duckor Collections
Revised Edition: Based on the extraordinary collection of Phillip H. Morse and the extraordinary collection of Dr. and Mrs. Steven L. Duckor.
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A Brief History of Comic Books
The Pioneer (1500-1828),
Victorian (1828-1883), and
Platinum (1883-1938) Ages.
Free PDF Download (Get Acrobat)

GPAnalysis: Online access to daily CGC comics prices realized from thousands of sellers. Optimize your buying and selling decisions.
Free trial offer.

The Comic Art Price Guide
Illustrated Guide with Price Range Values, Third Edition

Vintage Visions, Vol. 1
A Beginner's Guide to Pulp Magazine Collecting

Free PDF Download (Get Acrobat)

Hilton's Collecting Confederate Currency: Hobby and/or Investment?
Volume One: Criswell Types 1-4 "The Magnificent Montgomerys" Order Now!

1792: Birth of a Nation's Coinage (softcover)
1792: Birth of a Nation's Coinage (softcover)
Written by Pete Smith, Joel J. Orosz, and Len Augsburger
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Truth Seeker: The Life of Eric P. Newman (softcover)
Researched, written and edited by titans in the numismatic field, Truth Seeker: The Life of Eric P. Newman, is an expansive biography.
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Softcover - NUMISMATIC BACKGROUND AND CENSUS OF 1802 HALF DIMES: A Classic American Rarity
Written by Jon Amato
Edited by Jim Halperin and Mark Van Winkle
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Autographs Library: 162,580 autographs examples.

Auction Results Archives
Descriptions, images, pedigrees, and how much a particular Collectible sold for in a past auction. Also access our archives for a variety of other valuable collectibles.