Mainly letters received from the Ministry of the Interior and the Municipality of Middelburg addressed to P.J.H. Cuypers or J.Th.J. Cuypers and E.H. Gugel and V. De Stuers requesting advice, inspection and assessment of the works carried out in connection with the payment of the state subsidy, and a description of the tower by P.J.H. Cuypers, dated 1881-1894, 1901-1917.