Artworks · Timothy O'Sullivan

Slaughter Pen, Foot of Round Top, Gettysburg

1863 · Albumen print, pl. 44 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.7 cm (12 1/4 × 17 5/8 in.)

Art Institute of Chicago

Pontoon Bridge Across the Rappahannock

1863 · Albumen print, pl. 32 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.7 cm (12 1/4 × 17 5/8 in.)

Art Institute of Chicago

Gateway of Cemetery, Gettysburg

1863 · Albumen print, pl. 39 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.2 × 44.8 cm (12 5/16 × 17 11/16 in.)

Art Institute of Chicago

Head-Quarters, New York Herald, Army of the Potomac

1863 · Albumen print, pl. 56 from the album "Gardner's Photographic Sketch Book of the War, Volume II" (1866)

Image/paper: 17.7 × 23 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.1 cm (12 1/4 × 17 3/8 in.)

Art Institute of Chicago

Culpeper, Virginia

1863 · Albumen print, pl. 48 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.2 × 23.1 cm (6 13/16 × 9 1/8 in.); Album page: 31.2 × 44.2 cm (12 5/16 × 17 7/16 in.)

Art Institute of Chicago

Castle Murray, Near Auburn, Virginia

1863 · Albumen print, pl. 47 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.5 cm (12 1/4 × 17 9/16 in.)

Art Institute of Chicago

Interior of Breastworks on Round Top, Gettysburg

1863 · Albumen print, pl. 38 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.6 cm (12 1/4 × 17 9/16 in.)

Art Institute of Chicago

Gettysburg, Pennsylvania

1863 · Albumen print, pl. 35 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.8 × 23 cm (7 1/16 × 9 1/16 in.); Album page: 31.2 × 44.6 cm (12 5/16 × 17 9/16 in.)

Art Institute of Chicago

Fredericksburg, Virginia

1863 · Albumen print, pl. 30 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.2 × 22.5 cm (6 13/16 × 8 7/8 in.); Album page: 31.2 × 44.6 cm (12 5/16 × 17 9/16 in.)

Art Institute of Chicago

Pontoon Bridge Across the Rappahannock

1863 · Albumen silver print

12 1/2 × 17 1/8" (31.8 × 43.5 cm)

Museum of Modern Art

A Harvest of Death, Gettysburg, Pennsylvania

1863 · Albumen silver print

12 1/2 × 17 3/16" (31.7 × 43.7 cm)

Museum of Modern Art

Field Where General Reynolds Fell, Gettysburg.

1863 · Albumen silver print

12 1/2 × 17 3/16" (31.8 × 43.6 cm)

Museum of Modern Art

Slaughter Pen, Foot of the Round Top, Gettysburg

1863 · Albumen silver print

6 7/8 × 8 7/8" (17.4 × 22.5 cm)

Museum of Modern Art

Head-Quarters New York Herald, Army of the Potomac (Bealton)

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

General Post-Office, Army of the Potomac (Brandy Station, Virginia)

1863 · Albumen silver print

7 × 9" (17.8 × 22.9 cm)

Museum of Modern Art

Culpeper, Virginia

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Gettysburg, Pennsylvania

1863 · Albumen silver print

7 1/16 × 9 1/16" (17.9 × 23 cm)

Museum of Modern Art

Trossell's House, Battle-Field of Gettysburg

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Interior of Breastworks on Round Top, Gettysburg

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Gateway of Cemetery, Gettysburg

1863 · Albumen silver print

7 1/16 × 9 1/16" (17.9 × 23 cm)

Museum of Modern Art

Wagon Park, Brandy Station, Virginia

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Fairfax Court-House

1863 · Albumen silver print

6 7/8 × 8 7/8" (17.4 × 22.5 cm)

Museum of Modern Art

Head-Quarters Major General George G. Meade (During the Battle of Gettysburg)

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Group of Confederate Prisoners at Fairfax Court-House

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Evacuation of Aquia Creek

1863 · Albumen silver print

6 7/8 × 8 7/8" (17.4 × 22.6 cm)

Museum of Modern Art

Castle Murray, near Auburn, Virginia

1863 · Albumen silver print

7 × 9 1/16" (17.8 × 23 cm)

Museum of Modern Art

Provost Marshall's Office, Aquia Creek

1863 · Albumen silver print

6 7/8 × 9 1/16" (17.4 × 23 cm)

Museum of Modern Art

Fredericksburg, Virginia

1863 · Albumen silver print

6 7/8 × 8 7/8" (17.4 × 22.5 cm)

Museum of Modern Art

SLAUGHTER PEN, FOOT OF ROUND TOP, GETTYSBURG

1863 · Albumen silver print

6 3/4 × 8 15/16" (17.2 × 22.8 cm)

Museum of Modern Art

Major General Pleasanton and General Custer

1863 · Albumen silver print from glass negative

Mount: 11 9/16 × 15 13/16 in. (29.4 × 40.1 cm) Image: 6 13/16 × 8 7/8 in. (17.3 × 22.5 cm)

The Metropolitan Museum of Art

A Harvest of Death, Gettysburg, Pennsylvania

1863 · Albumen print, pl. 36 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.3 × 22.4 cm (6 13/16 × 8 7/8 in.); Album page: 31 × 44.3 cm (12 1/4 × 17 1/2 in.)

Art Institute of Chicago

Field Where General Reynolds Fell, Gettysburg

1863 · Albumen print, pl. 37 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 31.1 × 44.6 cm (12 1/4 × 17 9/16 in.)

Art Institute of Chicago

Signal Tower on Elk Mountain, Maryland

1862 · Albumen print, pl. 22 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 22.9 × 17.7 cm (9 1/16 × 7 in.); Album page: 44.7 × 31.1 cm (17 5/8 × 12 1/4 in.)

Art Institute of Chicago

Lacey House, Falmouth, Virginia

1862 · Albumen print, pl. 29 from the album "Gardner's Photographic Sketch Book of the War, vol. 1" (1866)

Image/paper: 17.8 × 23 cm (7 1/16 × 9 1/16 in.); Album page: 31.2 × 44.6 cm (12 5/16 × 17 9/16 in.)

Art Institute of Chicago

Lacey House, Falmouth, Virginia

1862 · Albumen silver print

6 7/8 × 8 7/8" (17.4 × 22.5 cm)

Museum of Modern Art

Signal Tower on Elk Mountain, Maryland

1862 · Albumen silver print

9 1/16 × 7" (23 × 17.8 cm)

Museum of Modern Art

Battery D, Fifth U.S. Artillery in action (Fredericksburg, VA)

1862 · Albumen silver print

7 1/16 × 9 1/16" (17.9 × 23 cm)

Museum of Modern Art

Poplar Grove Church

1862 · Albumen silver print

9 1/16 × 7" (23 × 17.8 cm)

Museum of Modern Art

U.S. Gunboat "Commodore Perry" on Pamunkey River

1861 · Albumen silver print from glass negative

The Metropolitan Museum of Art

Poplar Grove Church

1860 · Albumen print, pl. 74 from the album "Gardner's Photographic Sketch Book of the War, Volume II" (1866)

Image/paper: 17.7 × 22.9 cm (7 × 9 1/16 in.); Album page: 44.7 × 32.1 cm (17 5/8 × 12 11/16 in.)

Art Institute of Chicago