Thumbnails are from Pieter Brueghel the Elder, The Peasants’ Wedding (1566-69), Kunsthistorisches Museum, Vienna (public domain, Open Art Images).

Also, hosannahs to the Art Gallery of Ontario for permission to use a different Breughel on my book cover: specifically, Pieter Brueghel the Younger, The Peasants’ Wedding (mid C16-mid C17).