Please answer the following question: Facts: - death place: baltimore , maryland , u.s. - residence: baltimore , maryland , u.s. - known for: art collector - resting place: green mount cemetery , baltimore - caption: william bonnat . t. walters in 1883 by french artist leon - birth name: henry walters - death date: november 22 , 1894 - spouse: ellen -rrb- harper walters -lrb- 1822 & ndash ; 1862 - children: henry jennie walters delano -lrb- 1853 & ndash ; 1922 -rrb- walters -lrb- 1848 & ndash ; 1931 -rrb- - birth date: may 23 , 1820 - name: william thompson walters - nationality: american - image: leon walters 37758.jpg bonnat - portrait of william t walters - - birth place: liverpool , pennsylvania Based on these bullet points, write a short biography describing the life of william thompson walters .
A:
william thompson walters -lrb- may 23 , 1820 -- november 22 , 1894 -rrb- was an american businessman and art collector , whose collection formed the basis of the walters art museum .