Spiriform Perpetual Calendar 8" x 10" Poster

£10.18

This compact poster fits in a standard 3-ring binder. It features an original design of a perpetual calendar for the modern era, starting in 1582 and extending for centuries into the future.

The charts display all the days of your life, and generations before and after you. Here is an ideal gift for historians, teachers, students, and business people for reviewing the past and long-term planning the future.

Instructions for use of the calendar are shown in the accompanying picture.

  • Paper thickness: 0.26 mm (10.3 mil)
  • Paper weight: 189 g/m²
  • Opacity: 94%
  • ISO brightness: 104%

More details

  • Paper thickness: 0.26 mm (10.3 mil)
  • Paper weight: 189 g/m²
  • Opacity: 94%
  • ISO brightness: 104%

Size & Fit

Quality Guarantee & Returns

  • Quality is guaranteed. If there is a print error or visible quality issue, we'll replace or refund it.
  • Because the products are made to order, we do not accept general returns or sizing-related returns.