Albert Einstein (1879-1955)

Albert Einstein (1879-1955) Autograph letter signed ('Albert') to Michele Besso, Prague, 26 March [1912]

Albert Einstein (1879-1955) Two autograph letters signed ('Einstein' and 'A. Einstein') to Ludwig Hopf, [Prague, after 20 February 1912] and Zurich, 16 August 1912

Albert Einstein (1879-1955) Autograph manuscript, 'Verallgemeinerung der relativistischen Gravitationstheorie II' (A generalisation of the relativistic theory of gravity), [1946]

Albert Einstein (1879-1955) Revised galley proof sheets for The Meaning of Relativity in its original German text (Vier Vorlesungen über Relativitätstheorie), with a leaf of additional text in typescript, Berlin, 26 January - 7 February and 27 April

Albert Einstein (1879-1955) 'Die Grundlage der allgemeinen Relativitätstheorie', in: Annalen der Physik, IV. Folge, volume 49, pp.[769]-822. Leipzig: J.A. Barth, 1916.

Albert Einstein (1879-1955) Autograph letter (a draft, unsigned) to [Henry Usborne], n.p. [9 January 1948]

ALBERT EINSTEIN'S SIGNATURE 1949