Selling Vintage Soviet Mathematical 3D Lenticular Ruler Called "The House That Jack Built".

Year of manufacture 1991.

Used condition.

It has scuffs and scrapes from use,a little polluted from the reverse side. Please see all photos for exact condition.

Ruler condition I tried to transmit via photo.

Back side available multiplication table.

Interesting subject of Soviet school time.

You will receive the exact item shown in the photos.

If you have any questions - please feel free to contact me anytime.

Friends,please see my other listings.