The 36506 is a 8.89 by 13.97 cm (3.5 by 5.5 in.) field notebook designed for portability and ease-of-use. It has a synthetic water- and tear-proof cover with 48 pages of uncoated white paper, which are printed with a grid of five squares per 2.54 cm (1 in.).
This is a special-edition notebook to commemorate the weather station network installed on Mount Everest. (Two of the six stations installed on Mount Everest are the highest on earth.) The notebook features a full-cover image of Mount Everest station testing in the extreme weather of Mount Washington, New Hampshire, USA. The inside and outside back cover feature Mount Everest network details and general facts about Mount Everest.