Images of Ferdinand Verbiest, Adam Schall, Candida Xu and Xu Guangqi from A description of the empire of China and Chinese-Tartary. The headgears of Candida Xue and Xu Guangqi closely resemble the images drawn in the Saku brocade.
(from: http://ricci.bc.edu/people/ferdinand-verbiest)
(from: http://ricci.bc.edu/people/ferdinand-verbiest)