411 REFERENCE · Wikibooks
World Stamp Catalogue/United States/1857-61
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
1857-61 Issue
Perforated 15. Printed by Toppan, Carpenter & Co.
World Stamp Catalogue/United States 1857-61 1851-57 1861-66