Russian Empire. Signs in buttonholes.
Signs of distinction to a field dress of officials of civil department, the government and public organizations working on defense of the state.
1,2. Managements and departments of chiefs of hydrotechnical works, hydrotechnical groups. (canals, locks, marinas) - 100 euros apiece.
3. Engineers of means of communication and field construction managements. - 35 euros.
4. Sea customs? Fixture is lost. - 90 euros.
1,2. Size 27*21,7mm.
3. Size 15,16*14,16mm.
4. Size 32,80*30,38mm.