Callas, Maria - Large Signed Poster in Trovatore [SCIENCE & EXPLORATION] with additional writing by another

with additional writing by another hand at the top of the first page and throughout the second page

American big-band trombonist (1904-1944) and American bandleader (1893-1971)

Beautiful photoengraving print showning Beethoven in his study

Marconi had a very important international career

signed by him and the pianist Gibner King on the front cover

Callas, Maria - Large Signed Poster in Trovatore [SCIENCE & EXPLORATION] with additional writing by anotherStar Greek American soprano (1923 1977), superb and very rare poster showing her as Leonora in Trovatore, a famous photograph taken in Chicago, USA, that has been enlarged to poster size. Signed and inscribed by Maria Callas with a red felt tip pen over her chest, dated in 1971. Ink has faded a little bit but it is still very clearly visible. Size is 23. 25 x 29. 7 inches, minor mounting marks on verso and creases, in overall excellent condition.