Autograph manuscript of the Piano Sonata in E Minor, Opus 90 (1814). 28 p., plus two blank leaves at the end, oblong folio, pagination in pencil, Beethoven’s autograph inscription at the head of the manuscript Item Information Material Type Autograph ms. Record Number Am7 Works Opus 90 Previous Owners Conrad Graf, Christin Renner, H.A. Ewald, Cipriani Potter, Sterndale Bennett family Auction Information Auction House Sotheby's (London) Lot Number 32 Bibliographical Reference BJ auction index 1985-1995BN 7/1 Date of Sale 12/6/1991 Sold to Institution outside U.S. Pricing Information Estimate Price 500,000-700,000 GBP Sale Price 1e+006 Sale Price in U.S Currency $2000000.00