Here are two more snippets from the Handbook of English Costume in the 19th Century by C. Willet and Phillis Cunnington.
'My dress at Court was a white satin petticoat with a patent net drapery - gold Brussels and fringe - gown; and train of green velvet ornamented with gold; headdress of seven white ostrich feathers and diamonds.' 1813. Journals of Mrs Calvert.
'a robe of real Brussels point lace over white satin...cottage bonnet of Brussels lace with two ostrich feathers; she wore a deep lace veil and a white satin pelisse trimmed with swansdown. The dress cost seven thousand guineas, the bonnet 150 and the veil 200.' 1812. The Ipswich Journal.