Illustration depicts an above and below the water line scene of a natural fishery or water wilderness along the Yellowstone River
Diagram shows the internal workings of Peirce Mill, a grist mill located in Rock Creek Park.
Tide-levels ecosystem of Channel Islands National Seashore: flora and sea life that inhabit the tidal shoreline of the islands
Activities surrounding a blacksmith shop.
Aerial view from an east southeast perspective of extant buildings and structures of the Booker T. Washington National Monument.
Ferry Hill plantation, fall 1839: plantation owner John Blackford is shown talking with two laborers in the foreground with other workers and family members shown in the background.
Bird's-eye view of Ferry Hill plantation, spring 1839: the mansion overlooks the Potomac River, Chesapeake and Ohio Canal (C&O Canal), and the village of Bridgeport across the river
Scene depicts the Union occupation of the Ferry Hill plantation, September 1862.
Oak-Hickory Forest Landscape: profile shows structure of the forest including canopy, understory, shrub layer, herb layer, and soil layer (shown in cutaway)
Cutaway of Ferry Hill mansion: this two-story brick house, built between 1812 and 1817, is a fine example of a Western Maryland plantation mansion.
A montage of several park user/visitor activities: white water rafters, hikers, campers, and an unidentified historic structure.
Illustration depicts the flora and fauna species of five barrier island habitats representative of the Delmarva Peninsula
Water and streams - lifeblood of the mountains: art montage shows aquatic diversity of Great Smoky Mountain National Park
American Parkscape Panorama: dramatic exaggeration of flora, fauna, landforms, and environments representative of many of the country's parklands
Cutaway geologic diagram shows Lassen Peak, the world's largest plug dome volcano, erupting in May 1914. The ghosted image to the right of the peak shows that it developed as a volcanic vent on the northern flank of a larger extinct volcano, Mount Tehama.
Illustration shows an aerial-oblique view from a northeast direction of George Washington Birthplace National Monument and the surrounding area as it appeared in about 2008.
Illustration depicts the principle actions at the Battles of Saratoga, referred to as the "Turning Point of the Revolution.
The Surrender: illustration depicts the surrender of British General John Burgoyne to Major General Horatio Gates at Saratoga, New York on October 17, 1777.
British Artillery Battery Casualties composition: (from left) silhouetted figures of soldiers in a stand of trees, two horses and a rider leaving a field strewn with British dead, and several cannon on the horizon at right.
Battles at Saratoga: montage illustration of maps with the top two-thirds portion depicts a perspective landscape map showing the road leading toward the Freeman Farm,
Fort Ticonderoga Map: illustration depicts British lines and sites in red, American positions are shown in blue - legend and North directional arrow appear in the lower right corner.
Illustration depicts stylized portraits of four British leaders of the American Revolution:
Illustration depicts a colonial farm similar to that of George Washington Birthplace
Aerial perspective of Malvern Hill from the Union's point of view against the Confederate position at first light on July 1, 1862. The Battle of Malvern Hill (also known as the Battle of Poindexter's Farm) was a tactical Union victory.
Aerial perspective of Cold Harbor showing the Union assault against the Confederate position at first light (about 4:30 AM) on June 3, 1864.
Aerial perspective of Gaines's Mill showing the Union's defensive position on the evening of June 27, 1862. The Battle of Gaines's Mill (also known as the First Battle of Cold Harbor or the Battle of Chickahominy River) was a Confederate victory.
Aerial perspective of Saint-Gaudens National Historical Park, the purpose of which is to map the house, grounds and studios for visitor use.
Illustration depicts the Federal Hall building in highlight tones and line work against a dark maroon background upon which is scripted a representation of the outgrowth of sessions held at Federal Hall
Aerial perspective of Saint-Gaudens National Historical Park, the purpose of which is to map the house, grounds and studios for visitor use.
Washita Battle: scene depicts the surprise dawn attack on November 27, 1868 by the United States Army’s 7th Cavalry Regiment upon Southern Cheyenne Peace Chief Black Kettle's village in the Washita River Valley
Block print depicts a stylized cabin, tree line with trunks, a mountain range, and a yellow sun-streaked pink sky stepped progressively up through a sliver in the deep color of a Great Smoky Mountains' woodland hue.
Tlingit Fish Camp, circa 1680: scene depicts the livelihood of three generations of a Tlingit clan in their summer fish camp not far from their winter village visible in the background
Colorado Desert scene: habitat representative of the Colorado Desert
Scene depicts the holiday event or celebration of July 4, 1867 held at Camp San Juan Island, today known as American Camp,
Painting depicts an artist's conception of the four-room Landram House as it may have appeared before the May 1864 Battle of Spotsylvania Court House.
Illustration depicts a portion of the Trail of the Cedars in Glacier National Park
Painting depicts an artist's conception of Salem Church being used as a field hospital in the days following the May 3, 1864 Battle of Salem Church.
Illustration depicts an old growth Cedar and Hemlock forest emphasizing some of the following plant species: Pacific yew; Bead lily; Lady fern; and Devil's club. Each of the specific plant species includes a detail spot illustration, except for the fern.
Illustration depicts a blown down tree emphasizing its shallow, but elaborate root system.
Illustration depicts a nurse log crowded with mosses, insects, fungi, and seedlings. An unidentified bird sits next to the nurse log in the foreground.
A Snake Range riparian habitat: scene depicts a small flowing creek with a lush band of water loving flora (plants) surrounded by spruce and pine trees which supports a variety of fauna (animal life)
A depiction of the Continental Army's loose platoon order march into Valley Forge on December 19, 1777 from their camp at Gulph Mills six miles away.
Merchants on the streets of Philadelphia. Illustration is unpublished.
A soldier of the Imperial Russian garrison at Sitka about 1854.
Double-headed eagle symbol of Imperial Russia
Scene depicts a wagon broken down in the snow on the Mendham-Elizabethtown Road.
Russian gun (cannon) mounted on a naval carriage.
Shipbuilding in Sitka (New Archangel)
Aleut skinning a sea otter.
Reconstruction of the hillside cleared by the First Maryland Brigade at Jockey Hollow during the winter of 1779-1780. A soldier patrols outside the row of huts which are shown with smoke coming from their chimneys.
Scene depicts a portion of the Continental Army marching and drilling in formation as part of the Grand Parade for formal military review.
Scene depicts soldiers in the foreground working on placing logs on the corner of a log structure while others are shown in the background cutting trees, either for logs or perhaps to open a line of fire.
Four sappers digging a trench at night.
Winter encampment scene at Jockey Hollow showing typical log huts used by the officers and soldiers. Troops shown marching in background.
Scene depicts the interior of a hut of the Pennsylvania Line's winter encampment at Jockey Hollow during the winter of 1779-1780 showing four soldiers, with tattered uniforms and feet bound against the cold, sitting and standing near a fire in the hearth.
Advance party of Coronado's men, including an interpreter, friar, and men on foot and horseback arriving at the Zuni Pueblo of Hawikuh.
Illustration depicts the four sources of air pollution: minor vehicle exhaust; industry uses of fossil fuels; colorless emissions; and re-entry of pollutants in rain, fog and snow
Los Conquistadors, c1540s. Depicted left to right are a Arquebusier, a pikeman, a mounted cavalryman in armor, a crossbowman, wardogs and crossbow detail.
Illustration depicts a Polynesian sailing vessel (double-hulled canoe). The sails are made of woven pandanus leaves.