Blacklight (Wall Calendar 2024 DIN A3 landscape), CALVENDO 12 Month Wall Calendar

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This calendar shows a range of photographs taken of everyday and not so everyday objects and shows their reaction to Blacklight bulbs, another name for ultraviolet light, UV-A. The glass used by blacklight bulbs was invented by Robert Williams Wood in 1903 and the terms Wood's light or blacklight. Blacklight as the bulbs only produce UV light with very limited visible light so light can't be seen only its effects. High-quality wall calendar with 12 beautiful images. We care about the environment. That's why we only use FSC-certified paper from responsible forestry. We avoid overproduction and thus significant amounts of waste as we produce our calendars via print-on-demand in the markets we operate in. This means we can keep our transport routes short and ensure climate-conscious logistical processes. 14 Pages Consisting of 1 Cover | 12 Months | 1 Index Page | Cardboard Spine at the back This calendar was re-released this year with the same images and new dates. QUALITY - High-quality photo calendar with 12 beautiful images on light-resistant paper, robust spiral binding with hanger. SUSTAINABLE - Significant waste reduction due to print-on-demand production, environmentally friendly FSC-certified paper, produced in the UK, climate-conscious logistical processes. PERFECT GIFT - calendars for friends and family, for children, all ages and all occasions, from Christmas to birthdays and everything in between. LOTS OF CHOICE - Wall calendars in different sizes (DIN A4 and DIN A3), for any topic and personal taste, featuring photography, painting and illustrations. Monthly calendar, 14 pages, author: David Bryson