If your PC opens the DCM file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating DCM file extensions with the wrong software program.
In the beginning, Sundblom painted the image of Santa using a live model â his friend Lou Prentiss, a retired salesman. When Prentiss passed away, Sundblom used himself as a model, painting while looking into a mirror.
1 While the current idea of Santa Claus is highly stylized and fictional, Santa is based on a real person: Saint Nicholas of Myra who was Bishop of Lycia in the 4th Century. 2  Saint Nicholas is the patron saint of children.