Lot of 6 Germany Allied Occupation of Berlin Stamps Very Fine Condition

This is a lot of 6 German postage stamps.

Included are:

A brown 10pfg stamp that features a black mark.

An orange 8 stamp that features a black mark.

A green 5 stamp. 

A blue 20 stamp.

A purple 6 stamp

and a red 12pfg stamp.

They come in very fine condition with four stamps in mint not hinged condition and the sixth stamp in mint hinged condition.