Notice of a patent granted to William Allen, London, piano forte maker, for “improvements in piano fortes.” Dated the 20th July, 1831

• Book ID: 114029062
• Publisher: Elsevier Science
• Year: 1832
• Tongue: English
• Weight: 49 KB
• Volume: 13
• Category: Article
• ISSN: 0016-0032
• DOI: 10.1016/s0016-0032(32)90167-7