Don’t flag your position with a standard white paper notebook. Instead, protect yourself and your notes by using the "Rite in the Rain" Tactical Notebooks. These spiral bound notebooks have 100 Universal pages (50 sheets) in green or tan. With the Universal Pattern you can use this text for notes and scaled drawings.
Rite in the Rain products are Archival. "Rite in the Rain" 20 & 32 lb. papers meet the criteria laid out by ANSI/NISO Z39.48-1992 (R2002). What's that mean? It will last several hundred years under normal use. So not only will it survive the elements, it will survive the attic! They are designed for military, tactical law enforcement, public safety, field workers, naturalists, and outdoor journalists