However he was only informally informed, and received no written orders.

I always carried the money in a little purse Gran handed me with her written order.

Since 1816 all oral and written orders had to be in German only.

But you have no written orders, and so I am not obligated to follow your dictates.

Let me just check if he's got any written orders on him.

Often mere are no written orders at all; this has caused a lot of problems in the past.

"Look, buddy, do you have a problem with the concept of 'written orders'?"

However, his written orders to Lucas did not really reflect this.

So I don't see how you can demand written orders on a point already one of your duties.

Here is his written order, which I have just delivered.