Photo Researchers ftp March 2011

Ludwig van Beethoven, (1770-1827). Painting by Ferdinand Georg Waldmuller in 1823.

Portrait of Thomas Jefferson by artist Rembrandt Peale, believed to be from 1803.

Franklin Delano Roosevelt; photographed in Hyde Park, New York, on arrival from Washington for a vacation; July 29th, 1933.

Luigi Galvani, (1737-1798)

Drawing of Spanish philosopher Jose Ortega y Gasset; undated.

Portrait of Scottish physicist James Clerk Maxwell, (1831-1879).

Portrait of Queen Alexandra in her coronation robes; Buckingham Palace, 1902.

Undated portrait of Nobel Prize-winning physicist Erwin Schrodinger.

Portrait of the astronomer and mathematician, Pierre-Simon Laplace.

Undated image of Chet Huntley and David Brinkley, the NBC newscasting team, who appeared together on the Huntley-Brinkley Report.

Undated image of Native American Olympian and athlete Jim Thorpe.

Undated portrait of Thomas Jefferson.

John Lennon and Yoko Ono, photographed at a peace rally in NYC, in 1972.

Portrait of Queen Mary I of England

Portrait of Mary, Queen of Scots, with her second husband, Henry Stuart, Lord Darnley.

"Bucker" snowplows of the Central Pacific Railroad were pushed by as many as eight wood-burning locomotives in order to ram their way through snowdrif...

Chinese laborers and dump carts making a fill the bring the road-bed to level at Heath's Ravine, (80 feet deep), about 82 miles from the Sacramento te...

In its eagerness to push toward Utah in its race with the Westward-building Union Pacific, the Central Pacific bridged many of the High Sierra chasms...

The B&O #600, known as the "J.C. Davis," was built in 1875, and retired in 1926. It is currently housed in the B&O Railroad Museum, in Maryland.

On May 10th, 1893, this locomotive, (#999), hauled the Empire State Express on its world speed record run from New York City to Buffalo, supposedly re...

This image shows Union Pacific Railroad workers laying tracks near Laramie, Wyoming, in 1868.

Undated image of a B-52 bomber dropping conventional bombs over Vietnam.

Undated image of a B-52 bomber dropping conventional bombs over Vietnam.

Undated image of a B-52 bomber dropping conventional bombs over Vietnam.

Civil War photograph by Timothy O'Sullivan of soldiers' quarters in Fort Sedgwick, also known as "Fort Hell," in Petersburg, Virginia. May 1865.

Historic image of the 101st Airborne Division Jump School's 100,000th parachute jump, "recorded by Pfc Daniel E. Patrick, of Baltimore, Maryland. The...

World War I prisoners entering the Menin Gate, Ypres, Belgium, 20th September, 1917.

U.S. army artillery soldiers fire their gun during an unknown World War II battle.

"Within observation range of Nazi stragglers hiding in the ruins of Prum, Germany, two riflemen of the Fourth Division, Third U.S. Army, scurry from o...

Portrait of German composer Richard Wagner.

This 1890 photograph shows the homestead of the Anthony Gruesen family, in the extreme north-east of Minnesota. The family had moved to the woods fro...

James Brown, photographed in 1970.

Salvador Dali, standing outside of the Museum of Modern Art.

January 20th, 1981: Construction Workers reveal a sign celebrating the release of the 52 American hostages in Iran at 57th St. and Madison Ave, in Ne...

Plomion, France, September 1st, 1944: Incendiaries planted by the Germans when they fled the town destroyed nearly every building. Scenes like this...

Omar Torrijos, former Panamanian president and Commander of the Panamanian National Guard, in an undated photograph.

Poet W. H. Auden on the island of Ischia; circa 1955.

Undated image of activist Maggie Kuhn, founder of the Gray Panthers.

Zippy, a chimp made famous by numerous TV appearances in the 1950's and 1960's, gets his shoes shined by shiner Tony Finizza outside the Hess barber s...

Zippy, a chimp made famous by numerous TV appearances in the 1950's and 1960's, orders lunch at the Patio restaurant, in the Hess Brothers department...

A stage hypnotist puts a volunteer "under;" New York City circa 1970.

A stage hypnotist puts a volunteer "under;" New York City circa 1970.

Left to right: Hubert Humphrey, Eleanor Roosevelt, and Adlai Stevenson; undated.

Photograph looking over the Berlin Wall into East Berlin; taken from Bellevue Street, in West Berlin, circa 1980.

Suffragist and National Chairman of the Woman's Party, Alice Paul (1885-1977), in Washington, D.C., with a flag symbolizing the ratification of the Ni...

Two strikers picketing during the labor strike known as the "Uprising of the 20,000," are photographed in early 1910.

Suffragettes marching past Broadway and 23rd St. in New York City; undated.

Boys, aged 16-18, register for military training; New York State, circa 1916.

Nineteenth-century American settlers with a Conestoga wagon.

Lewis Hine photograph of a young textile spinner in a North Carolina cotton mill, circa 1908.