The Spanish, Italian and Portuguese Old Masters all painted on hand-woven patterned linen canvases. This 'first layer' has been given only sporadic study by art historians. I started deciphering the weaving draft of El Greco’s 'The Burial of the Count of Orgaz', in 2016. It recently culminated in authentic, hand-woven reconstructions of historic canvases.
...first trial to analyse the canvas that Velázquez used for his 'Supper at Emmaus'
...still many ??? marks and erasing !!!
published in Metropolitan Museum of Art Journals 'Dating Velázquez's 'The Supper at Emmaus' by Charlotte Hale