The case of issuing a 10-year-old duty-free privilege music teacher Cummer on the counting shell invented

Title	The case of issuing a 10-year-old duty-free privilege music teacher Cummer on the counting shell invented
Series	1840-1849
Fonds	Department of State Economy of the State Council
Display format	Full description RUSMARC
Collections	Russian inventions: Pages of history → Inventions in the XVIII - early XX century → Selected inventions → Computer engineering