Black and white photograph of large crowd of people gathered in Central Park during the Vietnam War demonstration in New York, New York. In the photograph, demonstrators are gathered around the bed of a truck featuring an anti-war art display. The…

Black and white photograph of large crowd of people gathered in Central Park during the Vietnam War demonstration in New York, New York. In the photograph, demonstrators can be seen holding flags and balloons while a small group are standing on top…

Black and white photograph of large crowd of people gathered in Central Park during the Vietnam War demonstration in New York, New York. In the photograph, demonstrators can be seen holding flags and balloons while a small group are standing on top…

Black and white photograph of a large group of people marching through Central Park during the Vietnam War demonstration in New York, New York. In the photograph, members of the crowd can be seen holding various signs including a woman holding a sign…

Black and white photograph of a large group of people marching through Central Park during the Vietnam War demonstration in New York, New York. In the photograph, a crowd of Puerto Rican Americans are seen gathered and marching while holding various…

Black and white photograph of a large group of people marching through Central Park during the Vietnam War demonstration in New York, New York. In the photograph, a crowd of Puerto Rican Americans are seen marching and holding various signs in the…

Black and white photograph of a large group of people marching through Central Park during the Vietnam War demonstration in New York, New York. In the photograph, a multigenerational and multiracial crowd are seen holding various signs in the…

Black and white photograph of a large group of people marching through Central Park during the Vietnam War demonstration in New York, New York. In the photograph, two young black men can be seen in the foreground holdings signs that say, "Black Men…

Black and white photograph of a nun smiling and standing among a group of young people at the Vietnam War demonstration and peace rally at Central Park in New York, New York. The anti-war rally was a part of the "Spring Mobilization to End the War in…

Black and white photograph of American theologian, Reinhold Niebuhr, in his office in New York City. Niebuhr was the president of Union Theological Seminary in New York City from 1963–1970. Scanned from the negative.

Black and white photograph of American theologian, Reinhold Niebuhr, in his office in New York City. Niebuhr was the president of Union Theological Seminary in New York City from 1963–1970. Scanned from the negative.

Black and white photograph of American theologian, Reinhold Niebuhr, in his office in New York City. Niebuhr was the president of Union Theological Seminary in New York City from 1963–1970. Scanned from the negative.

Black and white photograph of photographer Douglas Gilbert smoking a pipe and holding a drink while seated in a butterfly chair inside the Gilberts' New York City apartment. Scanned from the negative.

Black and white photograph of a couple kissing while seated on a park bench in Central Park in New York City. Scanned from the negative.

Black and white photograph of a gathering of college-aged people at Central Park in New York, New York. In the photograph, the group is seen laughing and drinking alcohol on a hillside in the park and a trash can full of empty cans can be seen in the…

Black and white photograph of groups of people on rowboats on the waters of the Central Park Reservoir in New York, New York. Scanned from the negative.

Black and white photograph of a bonfire burning next to a crowd of people during the Central Park Be-In held on Easter Sunday in New York, New York. Scanned from the negative.

Black and white photograph of the Central Park Be-In held on Easter Sunday in New York, New York. In the photograph, the crowd of attendees are filling in the area of the park known as Sheep Meadow while the New York City skyline can be seen in the…

Black and white photograph of a group of people gathered at Sheep Meadow for the Central Park Be-In on Easter Sunday in New York, New York. In the photograph, a group of people are dancing hand-in-hand during the event which celebrated love and…

Black and white photograph of American poet, Allen Ginsberg, leading a chant among a crowd of people during the Central Park Be-In located at Sheep Meadow and held on Easter Sunday in New York, New York. Scanned from the negative.

Black and white photograph of a group of young people gathered for the Central Park Be-In on Easter Sunday in New York, New York. In the photograph, a group of people are gathered in the park and a few young people are standing next to a cross…

Black and white photograph of a group of people gathered for the Central Park Be-In on Easter Sunday in New York, New York. In the photograph, a group of people are gathered in the park and surrounding a speaker who is giving a speech while standing…

Black and white photograph of a group of people gathered in anticipation for the Central Park Be-In on Easter Sunday in New York, New York. In the photograph, two young women are holding balloons while seated upon a rock formation overlooking Central…

Black and white photograph of a group of people gathered in anticipation for the Central Park Be-In on Easter Sunday in New York, New York. In the photograph, a group of people are beginning to gather upon a rock formation overlooking Central Park,…