run.unl.pt · CARLOS SEIXAS' KEYBOARD SONATAS João Pedro d'Alvarenga (LISBON) RARE...
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run.unl.pt · CARLOS SEIXAS' KEYBOARD SONATAS João Pedro d'Alvarenga (LISBON) RARE ENGRAVING POSSIBLY DATING FROM the mid 1740S or the 1750S, etched by the famous French artist Jean