1. University of California, Berkeley, BANC MS UCB 143 v.80 DS ID: DS12740 Title: Speeches Author: Luis Valle de la Cerda Place: Madrid and Spain Date: 1599.
2. Columbia University Rare Book & Manuscript Library, MS X893.3 G33 DS ID: DS20024 Title: Speeches Place: Hague, The and Netherlands Date: July 21, 1842.