A LONG LETTER TO A FELLOW PHOTOGRAPHER WITH REVEALING TECHNICAL INFORMATION ABOUT THE PHOTOGRAPHIC PROCESS. More about Typed Letter Signed [TLS

SIGNED BY BABE RUTH, LOU GEHRIG, CHARLIE GEHRINGER, EARLE COMBS, TONY LAZZERI, JOE MCCARTHY, LEFTY GOMEZ, ET AL. Autograph book lovingly assembled by a young baseball fan in 1931 at Yankee Stadium, with over 40 autographs of players, including Ruth and Gehrig and eight other members of the Baseball..... More about Autographs of Baseball Players, Yankee Stadium 1931

A REMARKABLY EXTENSIVE ARCHIVE OF A UNION SOLIDER, INCLUDING DIARIES FROM 1861-1865 SPANNING HIS ENTIRE CIVIL WAR CAREER. THE SOLDIER, CHARLES E. SMITH, PARTICIPATED IN SOME OF THE MOST CRITICAL CAMPAIGNS OF THE WAR, INCLUDING THE SEIGE OF VICKSBURG, THE FALL OF ATLANTA, AND SHERMAN’S MARCH TO THE SEA. More about “A View from the Ranks”: The Civil War Diaries and Manuscripts of Charles E. Smith, 32nd Ohio...

A PRIMARY DOCUMENT ON THE FOUNDING OF THE GRUNEWALD SCHOOL, THE INSTITUTION THAT PRODUCED THE ISADORABLES AND ESTABLISHED THE PEDAGOGICAL FOUNDATIONS OF MODERN DANCE. More about Autograph Letter Signed

EINSTEIN OFFERS STRONG AND PRESCIENT WORDS OF ENCOURAGEMENT TO THE LEADER OF THE NAACP IN THE FIGHT AGAINST RACIAL SEGREGATION AND DISCRIMINATION IN THE UNITED STATES. More about Autograph Letter Signed [ALS] Denouncing Racial Segregation

AN IMPORTANT SIGNED LETTER (in English) by Einstein, revealing his reservations of associating with communism even in the fight against fascism. More about Typed Letter Signed

AN IMPORTANT SCIENTIFIC LETTER FROM EINSTEIN TO HIS CLOSEST MATHEMATICAL COLLABORATOR, ACCOMPANIED BY A MANUSCRIPT LEAF OF CALCULATIONS IN EINSTEIN’S HAND ON THE SAME LINE OF RESEARCH. Although the original association of the letter and the leaf of calculations cannot be confirmed, the two pieces clearly emerge from the..... More about Autograph Letter. WITH: Manuscript Leaf of Calculations

A LONG, EARLY, AUTOGRAPH LETTER BY FLAUBERT TO HIS MUSE LOUISE COLET, WITH REVEALING REFLECTIONS ON LIFE AND ART. More about Autograph Letter [Signed “A toi”] to Louise Colet

HEISENBERG PROVIDES HIS RECOLLECTIONS OF THE ORIGINS OF NIELS BOHR’S CONCEPT OF “COMPLEMENTARITY”. A UNIQUE ITEM, OF UTMOST IMPORTANCE FOR THE LIGHT IT SHEDS ON THE PHILOSOPHICAL FOUNDATIONS OF QUANTUM MECHANICS AS SEEN BY THE PIONEERS IN THE FIELD. More about Typed Letter Signed [TLS]. WITH: Photogravure Signed

A MAJOR LETTER BY MAGRITTE DEFINING HIS ARTISTIC INTENTIONS AND HIS RELATIONHIP TO SURREALISM. More about Autograph Letter Signed [ALS] to Joë Bousquet

JOHN STUART MILL CHAMPIONS WOMEN’S RIGHTS ON BOTH SIDES OF THE ATLANTIC, REVEALING HIS PASSION FOR EQUAL RIGHTS AND HIS DESIRE TO FIGHT FOR THEM “BY EVERY… INFLUENCE I POSSESS.”. More about Autograph Letter Signed on Women’s Suffrage

GEORGIA O’KEEFFE AS ART DEALER FOR HER OWN WORK: A fascinating correspondence between O’Keeffe and disgraced art dealer Andrew Crispo, revealing O’Keeffe’s reluctance to sell her paintings. More about Typed Letters Signed

MAGNIFICENT WARTIME LETTER BY ELEANOR ROOSEVELT ON ACHIEVING LONG-LASTING PEACE. More about TYPED LETTER SIGNED