Mike BaldwinErat Harp Sales (1821-1824)
The linked document (click on the image) is a transcription of the Erat Company's harp sales (21 February 1821 - 29 June 1824), taken from the only known surviving sales ledger. Harps (single- and double-action) are listed by serial number, their actions described, and their decorative forms (colour, gilt type, and ornamentation) are noted. Customers' names and addressed are listed followed by price paid.
