Does anyone know whether printing or sales amounts have ever been published on USPS American Commemorative Panels? There seems to be no sales data to be found on Google, which is a little surprising. I'm most interested in the early panels, issued from 1972 to 2001.
I'm talking about the panels printed by American Bank Note Co. which include a block of mint stamps,
not the FDC sheets. Here is an example:
Posted 05/03/2023 10:05 pm
