+

=

 

This one has been varnished a couple of times for protection and a smooth surface

~

PS:

.

To the filatelists, who might have choked on their good coffee when seeing the photos above: To your consolation no collectible stamps were harmed or injured in any way during this experiment. These old beauties came from a very cheap lot and they all had various damages to them before they were glued on to the boxes :)