Spiriform Perpetual Calendar 12" x 18" Poster
This poster 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.
- 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%
EU GPSR Product Information:
- Manufacturer contact information
- Name: Pangregorian Calendar
- Email: contact@support.pangregoriancalendar.com
- Postal address: PO Box 5696 Santa Monica, CA 90405
- Additional information: This product is made for adults. 2 year warranty in EEA and UK
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.