Key Words:
Maçambique Co. (Mozambique Company); Republica de Colombia (Republic of Colombia); Registered Trade Mark Horrockes label; Republica de Colombia (Republic of Colombia); Republica de Colombia post cards (Republic of Colombia); Republica de Colombia Urgent Town Post (Republic of Colombia); Northern Banking Co. Ltd.; Northern Banking Co. Ltd.; Republica de Colombia (Republic of Colombia); Colombian stamp dies (Republica de Colombia)