Lot of 12 Vintage Royal Zenith & J.I. Davison Printing Posters

Selling a collection of vintage printing posters! There are several different images including hot air balloons, landscapes, and printing press diagrams. They appear to be from Royal Zenith and J.I. Davison. Perfect for a collector or someone looking for unique wall art. three seal the nine that aren't have somewhere around the corners or marks on the back are in relatively good condition last picture for more details and sizes on each one pick up at house