To come up with the answer, one should look for the possible minters that can handle such an order. I mentioned the following Canadian minters in my columns in Canadian Coin News:

When you eliminate the ones that were not in existence in 1953 (they had either gone out of business or absorbed by another) and the ones that were incapable of handling such a large order in the limited time available, it didn't leave much of a choice. (Today, only the last three still exist.)

All of the above were privately owned Mints. However, today we completely forget that at one time, the Royal Canadian Mint was a big player in the large-volume medal business, whether for private corporations or government agencies at the national, provincial or civic level.

I recalled the Royal Canadian Mint's involvement in the past and ask my contact at the Mint about the history of the Coronation medal. He pointed me in the right direction.

The answer appears in a book written by James Haxby entitled It includes the following text, from Chapter 17 which states that the mdal was struck by the Mint's Medals Branch. The RCM's 1953 Annual Report would also confirm this.

The text, which was provided to me by the RCM's Senior Manager, Public Affairs for republishing, states:

Aidan Work writes: