Iconic model of the prestigious brand Longman & Broderip.
Serial number: 1582 (year 1786 - 1787).
Square pianos were small pianofortes that appeared in the mid-18th century and had softer trebles than harpsichords. Several composers of the time had them, such as: J. C. Bach, Gluck, Paisiello, Cimarosa and Clementi.