Autograph letter signed.
8vo. 1 page.
Writing as Secretary of State for the Colonies, to the politician William Ewart Gladstone (1809-98) about the penny stamp on Irish newspapers, which Cardwell succeeded in abolishing in 1855: "Would you see me for a minute at Two? [...] on the subject of the stamp on Irish Newspapers [...]".
Small flaw to the upper right corner; traces of former mounting, as well as a short biographical note on verso.