Provisional contents: Volumes 1-4: Treasures of Art in Great Britain, being an Account of the Chief Collections of Paintings, Drawings, Sculptures, Illuminated mss., etc., [1854-7] Gustav Waagen, Volume 5: Reflections on the Painting and Sculpture of the Greeks, with Instructio ns for the Connoisseur and an Essay on Grace in Works of Art [1765] Johann Winckelmann, Volume 6: Travels in Southern Europe and Levant 1810-1817 [1903] Charles Robert Cockerell, Volume 7: Musaeum Tradescantianum, or a Collection of Rarities of Rarities, Preserved at South-Lambert near London [1656] John Tradescant, Volume 8: Museographia, oder Anleitung zum rechten Begriff und nutzlicher Anlegung der Museorum, oder Raritaten-Kammern [1727] Kasper Friedrich Einckel (or Jencquel)
Stored only when both papers are in the corpus — 9 citations exist upstream.