Hindenburg  Zeppelin  Airship  original  Postcards  (3)  Plus  One  Of The Hanger. Three have been stuck to card at the edges only, on the ends only,  one has tear at bottom left corner, the other without card is grubby and written on. All appear to be unposted. The three which are stuck to card have German postcards stuck on reverse of the grey card. Postage by Royal Mail 1st class signed