Most expensive are.
Lanz felddank, Lanz feldmotor, Lanz Landbouwmotor.
A very rare Lanz is the Lanz woman/lady Baurern/farmers Bulldog.
This Bulldog 4506 is made in WW II and put in each others by the German woman.
Its made under Hitler as woult the future tractor for the farmers people.
Hitler woult have 200 until 300 thousend of them.
They only came on 276 after that Lanz factory was bombed by Allied forces.
After the war they went tru with a new sister the 5506 farmersbulldog.