Please answer the following question: Facts: - death place: winston-salem , north carolina - training: boston museum school of fine art - resting place coordinates: 36.091648 -80.239485 type : landmark inline , title - resting place: salem cemetery , winston-salem , north carolina - birth name: margaret nowell - death date: 1942 - field: watercolor painter of flowers and landscapes - birth date: 1867 - name: margaret nowell graham - nationality: american - birth place: lowell , massachusetts Based on these bullet points, write a short biography describing the life of margaret nowell graham .
A:
margaret nowell graham -lrb- 1867-1942 -rrb- was an american artist who painted watercolors of flowers and landscapes .she was also the mother of two national political figures katherine g. howard , secretary of the republican party and advisor to president dwight d. eisenhower , and john stephens graham , assistant secretary of the treasury .