She was the daughter of landed gentry. Her genealogical sketch is here.
If aristocrats can be ice queens, then gentry folks can be ice queens too.
From karoline-von-manderscheid.tumblr.com/post/159439145551/john-downman-1750-1824-portrait-of-letitia-anna.
Letitia uses a striped ribbon to keep her elaborately curled hair together in this Downman portrait that shows the last days of large curl coiffures.
Keywords: 1780, Downman, Letitia Anne Philippa Leman, Letitia Anne Philippa Pervis, Letitia Anne Philippa Purvis, Leman family, Purvis family, British, high straight large curl coiffure, ribbon headdress, bows, fichu, vee neckline, fichu clasp, bodice, pleated collar, long close sleeves, bracelets