Single copy of spinet produced by Bosten that still exists. The instruments that still remain produced one pianoforte, which is in the Municipal Museum of Torres Novas and two harpsichords converted into pianofortes at the Museum of Music, all in Portugal . After restoration project of the harpsichord , in 1990 , the harpsichordist Marcelo Fagerland , recorded his first album - Marcelo Fagerland at the Imperial Museum - which interprets works of own period for this instrument, composed by Carlos Seixas, José Mauricio Nunes Garcia and a collection of music studies by Luis Alvares Pinto, whose scores were found in the library of Pedro Gaston de Orleans e Braganca, grandson of Princess Isabel