Do you have any old dimes? Do you happen to have a 1975 Roosevelt dime without a mintmark? (So there’s no tiny “S” or tiny “P” on your 1975 dime?) See what makes this rare dime valuable and how you can find similar rare dimes.

# Proof Sets

What are impaired proof coins? What makes them different from regular proof coins? Here's everything you need to know about proof sets and if you should be collecting them.

## What Are Impaired Proof Coins? When Bad Things Happen To Good Proof Coins

What are impaired proof coins? What makes them different from regular proof coins? Is it a good idea to collect impaired proof coins? Here’s the scoop!

## Coin Gift Ideas: 5 Clever Coin Gifts For Any Occasion

Trying to find the perfect coin gift for someone? These 5 coin gift ideas are sure to please even the non-numismatists in your life.

## 2011 Proof Sets Offer Variety For Every Coin Collector

There’s plenty of variety for coin collectors with 2011 United States proof sets.

## 5 Tips For Handling An Estate Collection Of Coins

Handling an estate collection of coins can be a difficult task, but these 5 tips may help make that daunting task much easier.

## Coin Speak: 10 Coin Terms You Need To Know (And They’ll Help You Sound Like A Real Numismatist!)

Find out 10 coin terms you’ve got to know to succeed in coin collecting.

## 3 Fun Ways To Collect Proof Sets

There are many fun ways to collect United States proof sets.

## It’s Fun & Easy (& Cheap!) To Build A Proof Roosevelt Dime Coin Collection

A proof Roosevelt dime set makes an excellent coin collection that is cheap, easy, and fun to put together!

## United States Mint: Earlier Releases In 2011 For Proof Sets & Uncirculated Coin Sets

The United States Mint will be releasing proof sets and uncirculated coin sets earlier in the year come 2011.

## Urban Myth? Here’s A Coin Misnomer You Don’t Want To Fall For

Don’t fall for this coin misnomer about ‘S’ mintmarks on proof coins…

## Brand New 2010 Silver Proof Set Released August 26

The brand new 2010 silver proof set is being released by the United States Mint on August 26!

## 1964 Proof Set: Last Year Of Circulating 90% Silver Coins & First Look At The Kennedy Half Dollars

The 1964 proof set is the first to contain the Kennedy half dollar and the last until the 1990s to have 90% silver versions of the dime, quarter, and half dollar.

## 1999 Proof Set The 1st To Feature Popular 50 States Quarters

The 1999 proof set was the first coin set to feature the 50 States Quarters.

## 2010 Release Dates For United States Mint Coin Sets & Products Unveiled

The United States Mint has supplied the release dates for the rest of the 2010 coin products set to be sold. Check out when the coin or coin set you’re waiting to buy will be coming out!

## The 1936 Proof Set: 1st Of The Modern United States Proof Sets

The 1936 proof set was the first modern United States proof set.

## 1955 Proof Sets Were The First In Flat Cellophane Holders

The 1955 proof set is the first United States proof set to come in a flat cellophane package.

## 7 Summer Coin Collecting Goals You’ll Be Able To Easily Reach

Check out these 7 different coin collecting goals you’ll be able to finish over the summer.

## The 1979 Proof Set Came In 2 Varieties

The 1979 proof set comes in 2 varieties. Find out which one you have!

## 2 Varieties Of The 1981 Proof Set: Do You Own The Valuable One?

The 1981 proof set attracts much coin collector attention because proof sets that year were produced in 2 varieties: Type 1 is common, Type 2 is considerably scarcer and much more valuable.

## The 1950 Proof Set Features Silver Coins & The Lincoln Wheat Cent

The 1950 proof set was the first proof set made by the U.S. Mint since 1942. Featuring silver coins and the now-obsolete Lincoln wheat cent, the 1950 proof set is a popular coin set among coin collectors.

## Buy Your 2009 United States Proof Sets From The U.S. Mint While You Can

Make sure you buy your 2009 United States proof sets from the U.S. Mint while you still can!

## The Lincoln Log Cabin Penny Is Still Popular With Coin Collectors

The 2009 Lincoln Log Cabin penny is the first of 4 Lincoln cent designs struck that year honoring the 200th anniversary of Lincoln’s birth.

## The Important Differences Between Mint Sets & Proof Sets

Mint sets and proof sets may seem to have some similarities, but these two types of mint coin sets are actually quite different from each other. Find out more about the differences between mint sets and proof sets.

## New 2009 Territories Quarters U.S. Mint Silver Proof Set

Be sure you check out the 2009 United States Mint District of Columbia & U.S. Territories silver proof set! Containing 6 proof silver quarters, it makes a handsome addition to any coin collection.

## Cameo Proof Coins & Deep Cameo Proof Coins

There are various types of proof coins. Learn the difference between cameo proof coins and a deep cameo proof coins or DCAMs, as compared to regular proof coins.