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What is a replacement note? It’s this.

An explanation of what is a replacement note, the different types of replacement notes, what they are used for, and examples.

What is the RIC number of a Roman coin? It’s this.

We take a look at what the RIC number (or code) of a Roman coin is, where to find it, who decides it, and where to buy the books.

What is the CJ number (or code) of a coin from Argentina? It’s this.

Let's check out what the CJ number, or CJ code, of a coin from Argentina is, where it comes from, and why it is so important.

What is a piedfort coin? It’s this

When you are starting in numismatics, new terminology can be overwhelming. So, here, in ColeMone, we delve into what a piedfort is.

What is a coincard? It’s this

The thing about coin collecting is that, when you are starting to get into it, you often come across specialized terminology that can be...

This is the meaning of the letters ‘SC’ in a Roman coin

Let's see the meaning of the letters "SC" in a Roman coin, and talk about why and in which Roman coins they appear.