num_pages: 68
description: A biography of the naturalist who founded the Sierra Club and was influential in establishing the national park system
language: English
title: John Muir: Naturalist, Writer, and Guardian of the North American Wilderness
titlecomplete: John Muir: Naturalist, Writer, and Guardian of the North American Wilderness (People Who Have Helped the World)
ratings_count: 1
publisher: Gareth Stevens Pub