Documentation:
Reprints of articles from "De Dietsche warande," dated 1855;
Photocopies of correspondence from Cuypers & Stoltzenberg, the Domaniale Steenkolenmijnen in Kerkrade, Jan Stuyt and J.Th.J. Cuypers, financial exposé, poem, newspaper articles, dating 1869, 1913, 1916, 1918, 1924, 1951;
8 Sheets: including overprints of the installed organ, capitals, basements of the Abbey at Rolduc published in the Architect and an overprint of a crypt, stamped with *P.J.H. Cuypers archive* with negative number 713, dating 1854.