Every year appaers the supplement UNO New York, booklets (H), this contains the sheets for the Lindner T preprint album.The sheets have an 18 ring perforation for the Lindner ring binders.
Here you can store the stamp booklets issued in the previous year.
On all sheets there are frames where you can put the stamp booklets, usually with a picture of the stamp booklets itself. On all these frames are transparent mounts to safely place your stamp booklets in.
The supplement UNO New York, booklets (H) contains the year 2021.
The content consists of 1 page; 24