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At work in Penn's Woods : the Civilian Conservation Corps in Pennsylvania
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Spring wild flowers of central Pennsylvania
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Logging in the Pennsylvania North woods : a collection of turn of the century photographs
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Wetlands and wildlife
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The too-friendly pony
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The CCC camps of Union County (1933-1942) : life and work in the Civilian Conservation Corps
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Foraging Pennsylvania and New Jersey : finding, identifying, and preparing edible wild foods
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The Civilian Conservation Corps a peaceful revolution
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The forager's harvest : a guide to identifying, harvesting, and preparing edible wild plants
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The crown jewel of Pennsylvania : the state forest system
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Natural gardens; gardening with native plants
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Conserving Mount Nittany : a dynamic environmentalism
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The basic essentials of edible wild plants & useful herbs
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Stalking the wild asparagus
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American wildflowers : a literary field guide
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The everything guide to foraging : identifying, harvesting, and cooking nature's wild fruits and vegetables
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Wild horses
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The rehab guide : a guide for rehabilitating historic buildings in southwestern Pennsylvania
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The horse lover : a cowboy's quest to save the wild mustangs
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Suburban wildflowers : an introduction to the common wildflowers of your back yard and local park
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A field guide in color to wild flowers
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Gardening with native wild flowers
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The Macmillan wild flower book
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The complete guide to edible wild plants, mushrooms, fruits, and nuts : how to find, identify, and cook them