Aristo Aviat 610 flight computer / slide rule.
Vintage flight computers.
We are not pilots here, but this is still mandatory equipment for any flying machine.
The computer has several moving parts, and sales, providing essential information for the pilot.
We got these from Finnish army, and some of the cases have SA stamps inside.
There is 2 available colors of the case, all of the computers are issued, most have some marks of use, some stains are possible, and the cases may have initials or names of previous users.
Perfect gift for " i have all of them " friend
Best available is delivered.