The case of privilege to a Frederick citizen for an improvement in the furnaces.N. 26/III;B. at.26/IV;1837.

The case of privilege to a Frederick citizen for an improvement in the furnaces.N. 26/III;B. at.26/IV;1837./ Department of State savings.- 1837. -7 l .. - (Department of state savings of the State Council. Inventory No. 2. 1837).-Film..I. Department of State Economy ..Electronic copy source: RGIAOriginal storage location: RGIA f.1152 op.2 1837 d.60