WIA GC/1905/237 | Holtz, Friedrich to Warburg, Aby 26/10/1905 | he will send some information on the paintings in the church of Curslack in due time |
WIA GC/1905/238 | Holtz, Friedrich to Warburg, Aby 13/11/1905 | information on paintings in the churches in Curslack, Ochsenwärder and Allermöhe [Vierlande] |
WIA GC/1905/78 | Anonymous [Dissel, Karl ?] to Warburg, Aby 24/09/1905 | thanks him for a letter; is torn between his employment in Frankfurt and his wish to come to... |
WIA GC/1911/544 | Meyer, Richard and Holtz, Friedrich to Warburg,Aby 19/09/1911 | the Verein Heimatschutz and the Kunstgewerbeverein intend to mount a joint exhibition on funerary... |