Partner Links:




ARTICLES

Conservation Showcase: 1986 S. Korea 5000 Won Olympic Commemorative 8/17/2010
Conservation Showcase: 1980 East German 20 Mark 7/12/2010
Conservation Showcase: Proof 1987-S Constitution $1 7/5/2010
Conservation Showcase: Proof 1942 5 Cent 6/28/2010
The Unique Conservation Challenge of Post-1982 Cents 6/23/2010
Conservation Showcase: 1794 Talbot, Allum & Lee Cents 6/21/2010
Conservation Showcase: Proof 1936 10 Cent 6/14/2010
Conservation Showcase: 1906 Korea 1 Chon 6/7/2010
Conservation Showcase: Off Center 1941 Dime 5/31/2010
Conservation Showcase: 1938 D 5 Cent 5/24/2010
Conservation Showcase: 1878 7TF S $1 5/17/2010
Conservation Showcase: Proof 1987 S 50 Cent 5/10/2010
Conservation Showcase: Proof 1866 5 Cent 5/3/2010
Conservation Showcase: 1928 Peace Dollar 4/26/2010
Preserving Modern Coins 4/23/2010
Conservation Showcase: 1875 Cent 4/19/2010
Conservation Showcase: 1984 Chinese Panda Gold 100 Yuan 4/12/2010
Conservation Showcase: Proof 1963 Quarter 4/5/2010
Conservation Showcase: Proof 1880 5 Cent 3/29/2010
Conservation Showcase: Proof 1981-S Type 2 $1 3/22/2010
NCS Conservation Showcase 3/16/2010
Conservation Showcase: 1911 H Sarawak 10 Cent 3/8/2010
Conservation Showcase: 1913 Buffalo Nickel Variety 2 3/1/2010
Conservation Showcase: Proof 1983 S Olympic $1 2/8/2010
Conservation Showcase: 1837 Hard Times Token HT290 2/1/2010
Conservation Showcase: 1937 Texas 50 Cent 1/18/2010
Conservation Showcase: 1871 5 Cent J-1050 1/4/2010
Recognizing Coin Holders That Contain PVC 12/23/2009
Conservation Showcase: 1928 D Dime 12/21/2009
Conservation Showcase: 1932 D Cent 12/14/2009
Conservation Showcase: 1953 Half Dollar 11/23/2009
Conservation Showcase: 1983 Chinese Panda 10 Yuan 11/16/2009
Conservation Showcase: 1904 $20 Double Eagle 11/10/2009
Conservation Showcase: 1941 Washington Quarter 11/2/2009
Conservation Showcase: South Africa 1994 5 Rand 10/19/2009
Conservation Showcase: 1936 Wisconsin Commemorative Half Dollar 10/7/2009
Why Cleaned Coins Can’t Be Uncleaned 10/1/2009
Having Residual Concerns About Residue? 7/16/2009
A Curious Added Mintmark: 1885 Morgan Dollar with Added Carson City "CC" Mintmark 12/1/2008
NCS Certifies Newly Discovered Specimen of the Rare Starred Reverse Cent 9/1/2008
Conservation of Modern Coins 6/1/2006
The Many Aspects to the Evaluation 3/12/2006
NCS Encapsulated Coins Featured in the Jules Reiver Collection 2/1/2006
Numismatic History and the Peale Family 1/1/2006
The Dangers of PVC Residue 10/1/2005
Preserving the National Collection 9/19/2005
Hurricane Katrina Donation Drive Update 9/14/2005
Tokens 9/1/2005
Fire! 8/1/2005
NCS Handles Eliasberg Gold 8/1/2005
Rarity Inspires 6/12/2005
NCS Certifies Mohawk Valley Hoard 6/1/2005
Why Wasn't My Coin Conserved 4/1/2005
SS Republic Conservation, Full Steam Ahead 4/1/2004
Coins Not Conserved 12/1/2003
Cracking Out Coins is Risky Business 10/1/2003
Counterfeits Still a Problem for the Hobby 7/1/2003
Lights, Loupe and Library 5/27/2003
WARNING! Uncertified Coins Require a Closer Look 4/1/2003
Understanding Professional Numismatic Conservation 2/7/2003
Fingerprints And Conservation 11/8/2002
Conservation Pamphlet Available Online at NCS Website 6/4/2002
Inside NCS - The Evaluation Team 6/1/2002
Europeans Make the Transition 3/5/2002
NGC Extends Its Popular Star Designation 2/27/2002
Ted Binions Silver Dollars Sold 1/15/2002
NGC Finds a New Home in Florida 12/25/2001
CGC Certifies World's Highest Grade Run of All-Star Comics 12/1/2001
 

 

Numismatic Guaranty CorporationPaper Money GuarantyComics Guaranty, LLCCGC MagazinesCollectors' SocietyCertified Collectibles Group