By family descent until; sale, London, Sotheby's, 6 October 1980, lot 178
Williamson, 1921, pp. 159, 166
This miniature is recorded in the artist's account book: 'no. 5334, The two children of Mr. Lambton, of Durham, in one picture. Pink sashes; the eldest standing and the youngest sitting on a bank, ages about 3 and 2. 8th size. Finished March 27th, 1795. Delivered 31st. £16 16s...'
Colours generally good. Minor water stain at margin at 2 o'clock. Artist's pentimenti over scratched line running parallel to margin at 3 and 4 o'clock. "In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue. NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."