Mchenry David J

How to Clean Coins to Make Them More Valuable

You come across a rare 1909 Indian Head Cent, generally worth over $400. But wait it’s very dirty and tarnished. What do you do?

4 Things To Remember When Coin Collecting

In my nearly 20 years of coin collecting, there are a few lessons I've learned and want to share with you.

30 collectibles that are now worthless

If you're expecting to find a collector's gem among your records, stamps, coins, toys, or books, here's why you should brace for disappointment.

5 Important Things I Learned About Buying Rare Coins

In my 20-plus years of coin collecting, I've learned a lot about buying rare coins, including the 5 important lessons shared here.

Finding Treasure: A Quick Guide to Antique Appraisal

Could that old vase in your attic be valuable? We talked to a local appraiser to find out.

DAVID ROSENBERG: I don't want to alarm anyone but ...

Things I Learned From David Bowie

David Bowie had a genius that set him apart, but his career provides a bounty of lessons we can all learn from and apply to our creation of art and music.

Top 10 List: Lessons From Letterman's Retirement

Here's a Top 10 List of the work lessons we can all learn from David Letterman's retirement.

Take the David Attenborough 10-Minute Challenge

Make a connection with the natural world by taking the David Attenborough 10-Minute Challenge and spend some time outdoors.

How to Succeed as an Artist and Filmmaker, the David Bowie Way

What can filmmakers learn from master showman David Bowie?

David Gordon Green Explains Why You’ll Never Figure Him Out

David Gordon Green Explains Why You'll Never Figure Him Out

3 Ways to Bring David Bowie’s Spirit to Your Social Change Work

David Bowie pushed boundaries, challenged norms, and helped pop culture become more inclusive. Here’s how to keep his legacy alive.

How the Key of David Can Keep Us Positive

David’s life unlocks something grand and wonderful! If we understand his life, it unlocks an unparalleled vision!

Five things you should know about David Nussbaum

ATK appears to be thriving in its new home, hitting a new peak for revenue in 2017, under the leadership of David Nussbaum.

David Mojica Needs You!

Meet David. He is 14 years old, has aplastic anemia and does not have a bone marrow donor match. Could it be you?

What I learned from Top Chef David Burke.

Things I learned today from Top Chef David BurkeAnd you’ll never guess what are David’s favorite things to cook and to eat.For me cooking was like shooting hoops. I couldn’t wait to go back.I’ve always been an idea guy. Idea is what got me here.You need to break the rules sometimes. I always asked, “Why not?”You can’t get good working part time.It’s amazing what you can get, when you ask. (Ask for opportunities. What’s the worst thing…