373 VF-XF margin block original gum mint never hinged with nice color! #454 , Huntington Beach, Ca 92648. Best offer info : Due to the high number of low offers only ONE best offer per item per customer will be considered. The item "373 VF-XF margin block with letters never hinged Nice! See pic" is in sale since Friday, April 1, 2016.This item is in the category "Stamps\United States\Plate Blocks/Multiples". The seller is "ovstamps" and is located in Huntington Beach, California. This item can be shipped worldwide.