Danny Weil, Don Miller, and Gus Browning. The greatest dxpeditioners of all time, who created dxpeditioning as we know it today.
Well, it was still early days post-war, and if occasionally they were not exactly where they said they were, well, most of the time they were.
These are special cards sent by Don Miller to contributors to expenses, usually mailed direct from the nearest point to the location.
Only at most 200 cards were sent from any location. So there aren't many of them around today.
Click on the images for a larger view.