Little boy standing on a street with a Denholm sign in one hand and a toy trumpet in the other hand.

Young Frank Denholm standing by car in winter.

Congressman Frank Denholm (center to the right of the towers in a light color jacket) with a large group of people looking at a model of the World Trade Center building

William Dougherty, Richard Kneip's running mate in the 1970 election, isstanding next to a podium holding a framed picture of John Kennedy at a campaign event. The podium has a sign attached to the front saying Vote Dougherty Lt. Governor.

View of the Washington Monument in Washington, D.C. The Lincoln Memorial reflecting pool is in the foreground.

Veterans of Foreign Wars color guard at a Memorial Day ceremony in Webster, South Dakota.

Members of the United States Congress are taking the oath of office

Four women on a tour of Washington, D.C.

Senator Tip O'Neill speaking at the Sioux Valley Minute Man meeting in Sioux Falls, South Dakota while Congressman Frank Denholm listens in the background

Senator Tip O'Neill and Congressman Frank Denholm visit the Lincoln County Rural Water System site with others in South Dakota

Tip O'Neill and Frank Denholm visit the Lincoln County Rural Water System site with others in South Dakota.

Senator Tip O'Neill and Congressman Frank Denholm visit the Lincoln County Rural Water System site with others in South Dakota

Senator Tip O'Neill and Congressman Frank Denholm visit the Lincoln County Rural Water System site with others in South Dakota

FBI Special Agent Frank Denholm and another special agent are dusting a suspect's car for fingerprints

FBI Special Agents Frank Denholm (left) and Robert Bauter arriving at work

FBI Special Agent Frank Denholm is working on a case

FBI Special Agent Frank Denholm is filing evidence

FBI Special Agent Frank Denholm is finger printing a suspect

Representative Jim Abourezk, Senator George McGovern, and Representative Frank Denholm in a meeting about the Oahe Irrigation Project on the Missouri River in central South Dakota.

Former Assistant Secretary of Interior Ken Holum, Representative Jim Abourezk, Representative Frank Denholm (standing), and Senator George McGovern in a meeting about the Oahe Irrigation Project on the Missouri River in central South Dakota.

Campaign rally for the South Dakota Democratic Party. There is a parade of people, some are holding campaign signs and other are playing musical instruments in a band.

Group of people holding campaign signs at a South Dakota Democratic Party campaign rally.

Senator Tip O'Neill is with Congressman Frank Denholm, they are holding a map

Senator Tip O'Neill and Congressman Frank Denholm during a press conference, a man with a bandage on his forehead it sitting between them

Senator Tip O'Neill and Congressman Frank Denholm during a press conference, a man with a bandage on his forehead it sitting between them

Senator George McGovern and Congressman Frank Denholm pose for a photograph with actress Shirley MacLaine

Frank Denholm (back row, left) and other during the sale of the Denholm Seed Company

Richard Kenip greeting people at an event in the state capitol in Pierre, South Dakota.

Richard Kneip speaking during his 1970 campaign. A woman in a green dress standing in the background.

Richard Kneip is dancing with a woman at a campaign event.

Richard Kneip is talking with people while at South Dakota State University's Hobo Day in Brookings, South Dakota.

Richard Kenip laughing with another man at an event.

Richard Kneip is speaking to a Rotary Interational gathering. Frank Denholm is seated at the table to the left of Kneip.

Richard Kneip at a podium speaking to a group at a campaign event. Frank Denholm ia seated behind him.

South Dakota Governor Richard Kneip greeting Congressman Frank Denholm at an event.

Governor Richard Kneip (holding scissors) and Congressman Frank Denholm (right) are at a ribbon cutting event

South Dakota Governor Richard Kneip, Congressman Frank Denholm, and others are all holding shovels at a ground breaking ceremony.

South Dakota Governor Richard Kneip, Congressman Frank Denholm, and others are all holding shovels at a ground breaking ceremony.

Richard and Nancy Kneip sitting at a table with other people at a luncheon during his 1970 campaign.

Richard and Nancy Kneip sitting at a table with other people at a luncheon during his 1970 campaign.

Richard and Nancy Kneip at a campaign event.

Representative Frank Denholm is awarded a certificate of appreciation for outstanding service to the leadership of the U.S. House of Representatives during the 92d Congress

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Young girl holding a puppy and sitting in the driveway of a home damaged by the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Photographer documenting the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Workers clearing debris from the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Young girl holding a puppy and sitting in the driveway of a home damaged by the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Man looking at the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Body recovered after the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972. The flood resulted in 238 deaths and 3,057 injuries.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Photographer documenting the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

President Richard Nixon is giving his State of the Union address to Congress

Group of people at an event. Some are sitting, some standing.

Three people at a campground.

Orran Hofstetter (left) of Basic Incorporated in Orrville, Ohio greets Congressman Frank Denholm and his wife Millie Denholm at the National Limestone Institute Convention in Washington, D.C.

Millie Denholm is shaking hands with First Lady Patricia Nixon

Millie Denholm is working with campaign volunteers. There are balloons on a table Elect Frank Denholm for U.S. Congress.

Millie Denholm and other congressional wives are with a large group Korean women.

Millie Denholm (standing) and another woman dressed for the post-ceremony ball in celebration of the inauguration of South Dakota Governors Richard Kneip.