The case of the issuance of a 6-year privilege to a foreigner Robert Vickelf for the mechanism invented by him for all the trans...

The case of the issuance of a 6-year privilege to a foreigner Robert Vickelf for the mechanism invented by him for all the transportation shells acting on the wheels on the dry path and on the water, called "quick movement systems".N.12/VII;V.U.26/IX;1851 / Department of State Economy.- 1851. -98 l .. - (Department of state savings of the State Council. Inventory No. 4. 1851).-Film..I. Department of State Economy ..Electronic copy source: RGIAOriginal storage location: RGIA f.1152 op.4 1851 d. 83