DLR chalk-surfaced printings
Posted: Wed Dec 26, 2007 6:00 pm
During the period chalk-surfaced paper was used did DLR continue to print on ordinary paper as well?
If 'Yes' did the Post Office issue them indiscriminately or selectively?
Is there any evidence eg postmarks that suggests selection?
If 'Yes' did the Post Office issue them indiscriminately or selectively?
Is there any evidence eg postmarks that suggests selection?