early life and career william henry jackson, an american photographer, civil war veteran, painter, and explorer, was born on april 4, 1843, in keeseville, new york. he was the first of seven children to george hallock jackson and harriet maria allen. jackson's early life was marked by his service in the american civil war for nine months, including the battle of gettysburg. artistic journey after the war, jackson became a skilled artist, capturing the essence of american pre-civil war visual arts. in 1866, he traveled west to great salt lake as a bullwhacker on the oregon trail. he settled in…