Grande Concerto para Violoncello (no. 1)
Thesis: Leek, Eleanor Sara. 1945. Grand concerto pour violoncelle et orchestre by Villa-Lobos. Thesis (M.M.)--University of Rochester, 1945.
Appleby (1988) gives the composition date as 1913, but according to Villa-Lobos: Sua Obra (1989) it was composed in 1915.
See this post at The Villa-Lobos Magazine for a video of Cello Concerto #2.
Cello & orchestra
The autograph scores (71 pp. & 68 pp.) are in the Museu Villa-Lobos.
Premiere: Teatro Municipal, Rio de Janeiro, December 1, 1922, Newton Padua, cello, Heitor Villa-Lobos, conductor.