The Cardboard Connection - Thousands of in-depth collecting, buying and how-to guides for both vintage and modern collectors. Features massive amount of reviews, set checklists and very detailed product, team and player specific collecting guides. Panini America - Licensed manufacturer of NFL, NBA, and NHL sports cards. Includes set checklists, product previews, and company news. Trading Card Central - Resources for sports and non-sports trading card collectors. Includes hobby news, articles, box breaks, product reviews, and forums. Trader Crack's - Features hobby news and commentary as well as a newsletter, calendar, box breaks, and links. Professional Sports Authenticator - Card authentication and grading service. Message forum, collector club, registry, and submission of cards for grading by PSA experts. Sports Card Forum - Message boards and online marketplace for trading card enthusiasts and merchants. Sportscard Guarantee Corporation - Sportscard grading and authentication. SGC gives a written grade guarantee on each card it grades. SportsCardFun.com - A baseball card trading community. Other sports cards available for trade include football, basketball and hockey cards. CardTarget.com - Tools for collectors of eTopps online trading cards. Includes price guides, auction search, market tools, and community message boards. WrestlingTradingCards.com - Complete checklists of all professional wrestling trading cards, from the late 1800s to current. Ohio Cards Blog - Showcases sports cards of athletes that grew up in Ohio or competed there during their professional or collegiate careers. The Trading Card Database - A searchable database of various sports card sets maintained by site users. Sports Cards Uncensored - Features hobby commentary, product previews and interviews with manufacturers and important hobby mainstays. RK Sports Promotions - New Jersey based sports card show promoter. Richo's Richmond Footy Card Site - Australian Football League Richmond Tigers card image galleries, set checklists, player checklists and links. Shoebox Legends - Baseball and hockey card blog that documents collecting experiences and highlights key cards from the past. A Pack To Be Named Later - Cooperative blogging effort to rip at least one pack of every sports card product ever made. Sportscaster - Searchable online database of 1977-79 Sportscaster brand cards. Hobby Insider - Sports card forum and monthly publication. Sports Card Blog - Designed for sports card enthusiasts to find information on products, as well as collecting tips and tricks. Voice of the Collector - Offers commentary on issues relevant to the hobby. Also features reviews and box breaks. Trading Card Zone - Sports card forum for collectors to talk, trade, buy and sell cards. All About Cards - Reviews, hobby news and collecting tips.