(1 янв 1840 г. – 31 дек 1840 г.)
Описание:
Grand pianos started being made in America. Their bodies were created from one-cast iron frame. This design will be popularized by the manufacturer Steinway.Добавлено на ленту времени:
Дата:
1 янв 1840 г.
31 дек 1840 г.
~ 12 months