The case of the privileges of Kappelmeyster Ivankov, on the flaghel-horn invented

Title	The case of the privileges of Kappelmeyster Ivankov, on the flaghel-horn invented
Series	1830-1839
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 → Musical instruments