Isolating Postmarks (First Technique)
Isolating Postmarks (Second Technique)
20 March 2021
Pre-Meeting Distribution:
3 Haler Printings (Lauer)
Additional 1919 Postage Due 30 Haler Plates (Sevenhuijsen)
10 haler Dove and Many Plates (Wilson)
Post-Meeting Distribution:
3 Haler Plate 1 Detail (Sevenhuijsen)
Strip of Booklet Stamps (Palaschak/Wilson)
Systematic Typographic Flaws (Wilson)
Typographic Plate Manufacture (Wilson)
Electroplated Printing Plates (Sevenhuijsen)
The Matrix Conundrum (Wilson)