W.B. Honey, Catalogue of the Porcelain and Pottery both Oriental and European in the Collection of Earl Spencer at Althorp, 1937.
(IV) (B) SEVRES (REDECORATED AND IMITATION), no. 482. SERVICE, painted with birds, Watteau subjects and cupids on turquoise ground. 'Baldock Sèvres' porcelain decorated in the early 19th century. X.625, 626 & 627.