Portrait painting by Martin van Meytens, LeadArt oil painting just do reproduction of them in museum quality on linen canvas:

Martin van Meytens (June 24, 1695 – March 23, 1770) was a Swedish-Austrian painter who painted members of the royal Court of Austria such as Marie Antoinette, Maria Theresa of Austria, Francis I, Holy Roman Emperor, the Emperor's family and others. His painting style has inspired many other painters to paint in a similar format.