your field day. every branch, every bureau every division works together this day, just as they work together every day of the year. these are the guardians of your city, the men and women who are always on duty. this is the team that protects your property and you. this is your police department. ♪ [end video clip] >> this weekend the c-span cities tour is partnered with comcast to learn about the history and a literary life of key west, florida. ernest hemingway wrote several novels at this home. >> they bought it for $8,000 and

pauline converted the hayloft into his first forammal writing studio. here he fell in love with fishing, he fell in love with how quickly he was writing. he wants have a line that said if you want to write start with one true sentence. for a true writer, each book should be a new beginning as he tries again for something beyond attending. he should always try for something that has never been done or that others have tried and failed. >> key west is also where president henry crimmins thought refuge -- henry truman sought refuge from the white house. >> he thought he was constantly under everyone's are so by coming to key west he could let down his hair. sometimes the staff would let their beards grow for a couple

of days. please certainly at times used off-color stories and could have a glass of urban and visit back and forth without scrutiny from the press. a sportswear companies sent a case of why shirts to the president -- hawaii insureds to the president would be thought that if the president is wearing our church we will sell a lot. he wore those sure it's first year and organized the loud shirt contest -- shirts the first year and organized the loud shirt contest. >> a good read could be the

perfect companion for summer journeys. what better book than one that peers inside the personal life. "first ladies, presidential historians on the lives of iconic american women." a great summertime read. available as a hardcover or e-book. >> some are sitting front left of the chamber so he comes in through the center doors and sits down and is almost looking directly at summer. the problem is that someone are is not looking at him -- summner is not looking at him. brooks gets up, walks down the

center aisle, approaches sumner -totally oblivious, head bowed. brooks reaches him and reaches his cane over his head and says mr. sumner, i have read your speech and it is a liable to my estate and my relative. brooks is blurred because he is so close and he strikes sumner on the top of his head with his cane. >> author stephen puleo on the canning of charles sumner by brooks but drove the country closer the civil war. -- to civil war. >> this is american history tv all weekend every weekend on c-span3. now we take you live to the

gettysburg college in gettysburg, pennsylvania for a conference on the end of the civil war. this is the third day of the annual conference. historians will discuss treason and loyalty in the civil war era. the gettysburg how would civil war institute organized the event and this is live coverage on american history tv. >> good morning. i am peter carmichael. i am a professor of history at gettysburg college. director of the civil war institute. it is my pleasure to introduce gregory downs. greg has recently accepted a job at uc davis on the other side of the coast so this summer he will