George Bush, when he was a candidate for the Republican nomination for the U.S. Senate, gets returns by phone at his headquarters in Houston on June 6, 1964, as his wife, Barbara, smiles. Bush won the nomination, but lost the general election. Two years later he was elected to the House of Representatives. The Associated Press
In this 1964 file photo, George H.W. Bush sits on couch with his wife Barbara and their children. George W. Bush sits at right behind his mother. Behind the couch are Neil and Jeb Bush. Sitting with parents are Dorothy and Marvin Bush.
President and Mrs. Ronald Reagan, right, share a moment with Vice President and Mrs. George Bush following the oaths in the Capitol Building in Washington on Monday, Jan. 21, 1985. The Associated Press
U.S. President George H. Bush acknowledges the crowd during the Republican convention on August 22, 1984, in Dallas, Texas. The Associated Press
Former President George H.W. Bush takes his sons George and Jeb on a fishing trip off Kennebunkport. While Jeb Bush usually visits Maine just once a year, he’s building a $1.4 million cottage at Walker’s Point.
President George W. Bush sits at his desk in the Oval Office for the first time on Inaugural Day, in this January 20, 2001 file photo, as his father, former President George H.W. Bush stands at left. The photo was released by the White House to mark President Bush's 100 days in office. Reuters
U.S. President George W. Bush hands back a crying baby that was handed to him from the crowd as he arrived for an outdoor dinner with German Chancellor Angela Merkel in Trinwillershagen, Germany, July 13, 2006. Reuters
Former President George W. Bush passes by a portrait of himself and his father, former President George H.W. Bush, as he takes the stage to discuss his book, “41: A Portrait of My Father” at his father’s presidential library in College Station, Texas.
George W. Bush celebrated the opening of his presidential library in Dallas with all four living U.S. presidents at Southern Methodist University.
Former Florida Gov. Jeb Bush shakes hands with audience members after speaking at the Conservative Political Action Conference in National Harbor, Md., on Feb. 27.
Republican presidential candidate former Florida Gov. Jeb Bush speaks at a town hall meeting July 8 in Hudson, N.H.
Politics 
