From Paul Cannon, "I wonder if the inscriptions read H?.J.SCHMIDT [……….] and KJØBEN[HAVN]. The inscription below the three ears of corn seems to be the first part of the capital of Denmark. Older forms of the name Copenhagen in Danish are Kjøbenhavn or Kiøbenhavn.
The mill associated with the seal appears to be referred to in the directory “Adressebog for Danmark, Sverige, Norge og Finland almindelig Haandbog i det daglige Forretningsliv: Fabrikanter og Fabriker” [Kjøbenhavn 1893-1894]. The entry for the Danish capital (see p 8) under the section for Dampmøllere (ie Steam Mills) contains the following mill: