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945 results for "national park"
The Furnace Group - Hopewell Furnace National Historic Site Elverson, Pennsylvania (Historic Structure Report) By National Park Service
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Hopewell Furnace is a charcoal- fueled, cold- blast furnace that was originally constructed by Ironmaster Mark Bird in 1770- 71. Cast iron produced at Hopewell was molded as cannon and shot for use... More > during the American Revolution. The furnace was also known for its stoves, the earliest surviving model dated 1772.1 Financial difficulties caused Bird and his partner to lose the furnace to a creditor in 1786, and the property passed through several owners between 1786 and 1800. Stability was finally established in 1800, when the furnace was purchased by a partnership of the Buckley and Brooke families. However, legal disputes resulted in the furnace being out of blast from 1808 to 1815, followed by extensive repairs to the works in 1816. Products of the furnace from 1800 to 1845 were pig iron, stove plates, and mixed castings. After 1845, production shifted to pig iron, plus small amounts of mixed castings. Improvements made in the 1880s included repair and rebuilding of the charcoal house and shed...< Less
The National Parks By Rowdy Winters
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The 2018 National Parks Calendar showcases some of Americas most beautiful and treasured lands. Including the dramatic hoodoos of Bryce Canyon to the Rocky Mountains of Montana and the powerful Rio... More > Grande at Big Bend. All photographed by Rowdy Winters.< Less
Monocacy National Battlefield: Natural Resource Condition Assessment By National Park Service U.S. Department of the Interior
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Habitats within Monocacy National Battlefield Park were defined as being either managed for natural resource values or managed for agricultural values. A habitat map was created and desired/degraded... More > conditions were defined for each habitat. Metrics were then assigned to these habitat types, compared to established thresholds, leading to the condition assessment of each habitat. Habitats in Monocacy National Battlefield are in good condition overall.< Less
Manassas National Battlefield: Natural Resource Condition Assessment By National Park Service U.S. Department of the Interior
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Habitats within Manassas National Battlefield Park were defined as being managed for natural resource values. A habitat map was created and desired/degraded conditions were defined for each of the... More > three defined habitats. Metrics were then assigned to these habitat types, compared to established thresholds, leading to the condition assessment of each habitat. Habitats in Manassas National Battlefield Park are in fair condition overall. Forests were in good condition, with low forest interior area and large deer populations balanced by good bird diversity and continuous forest cover. Wetlands and waterways were also in good condition, with good pH, buffering capacity, and dissolved oxygen but high phosphate and degraded stream biological diversity. Grasslands were in fair condition, with large contiguous areas but large deer populations and low bird diversity.< Less
Antietam National Battlefield: Natural Resource Condition Assessment By National Park Service U.S. Department of the Interior
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Habitats were defined as being managed for natural resource values or agricultural values, and were in good condition overall. Those managed for natural resources were in fair condition. Forests were... More > in fair condition, with high cover of exotic plants and large deer populations balanced by good bird diversity and continuous forest cover. Wetlands and waterways were also in fair condition, with good pH and buffering capacity but high nutrients and low stream biological diversity. Grasslands were in poor condition, due to large deer populations, low bird diversity, and patchy nature. Habitats managed for agricultural values were in good condition overall. Croplands were in good condition, with good adoption of best management practices (BMPs) but also with large deer populations. Pastures were also in very good condition with very good adoption of BMPs.< Less
National Parks 1 By Mary Warner
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National Parks and Monuments Photography by Mary Warner, including Photos of Glacier National Park, Yellowstone National Park, Pictured Rocks National Seashore, Yosemite National Park, Arches... More > National Park, Grand Teton National Park, White Sands National Monument, Grand Canyon National Park, Kenai Fiords National Park and Great Sand Dunes National Park.< Less
National Parks and Monuments By Mary Warner
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Photographic journey to 13 of our U. S. National Parks and Monuments
Yellowstone National Park By Carla Maurice
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Beautiful photos featuring Yellowstone National Park senic wonder.
Our National Parks By John Muir
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CONTENTS: Preface, I. The Wild Parks and Forest Reservations of the West -- II. The Yellowstone National Park -- III. The Yosemite National Park -- IV. The Forests of the Yosemite Park -- V. The Wild... More > Gardens of the Yosemite Park -- VI. Among the Animals of the Yosemite -- VII. Among the Birds of the Yosemite -- VIII. The Fountains and Streams of the Yosemite National Park -- IX. The Sequoia and General Grant National Parks -- X. The American Forests< Less
Yellowstone National Park - NPS By Cliff C. Serrano
Hardcover: $45.58
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Delight for the Senses! Photographing the flagship of the National Park Service, Yellowstone National Park, was a delight for the senses. From the Grand Loop road to Yellowstone Lake, Grand Canyon of... More > the Yellowstone to the powerful Lower Falls, the vistas were spectacular and endless.< Less

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