Sandwith Drinker Downing
Sandwith Drinker was born on October 24th, 1799.  He died on April 4th.

 Lydia Smedley
Lydia was born on November 22nd, 1797.  She died at the age of 37 on June 29th, 1835.

 Samuel Rhodes Downing
Samuel Rhodes was born on September 3rd, 1833.  He died at the age of 94 in 1927.