Fernando LOPES-GRAÇA (1906-1994). Autograph music manuscript, Concerto da camera for cello and orchestra, 1966; 82 sheets 37 x 26 cm. Orchestral score of this Chamber Concerto with cello composed at the request of Mstislav Rostropovitch. The premiere took place on October 6, 1967 at the Moscow Conservatory, then on June 6, 1969 in Lisbon for the XIII Festival Gulbenkian de Musica, with the Gulbenkian Chamber Orchestra, conducted by Gianfranco Rivoli (the work was a commission from the Calouste Gulbenkian Foundation). The orchestra includes, in addition to the solo cello: flute (and piccolo), oboe (and English horn), 2 clarinets (including bass clarinet), bassoon (and contrabassoon), 2 horns, trumpet, bass trombone, timpani, 2 percussion instruments, celesta and glockenspiel, harp, piano, and strings. The work is in three movements: I Adagio (pp. 1-30, 7 minutes 40); II Largo (pp. 31-44, 6 minutes 10); III Tempo giusto (pp. 45-82, 8 minutes 25). The manuscript bears the title Concerto da camera col violoncello obligato at the top. It is carefully written in Indian ink on tracing paper with 28 lines; it is dated at the end "Orq. term. Parede, 6.7.66"; it bears the trace of numerous corrections by scratching. It is mentioned at the top: "Cello part obligato fingered by Mstislav Rostropovitch".