Hello Geoffrey, I am researching the Letson family for a friend. Here is what I have:John A. Letson, Sr. m. Mary J. Wooding; emigrated from Whales to Halifax, NS and then to VT and MA. His son John Alexander Jr. b.1866. d. 1953 m. Edith Adele Greenough. Their children: Howard, John Harold, Edwin, Mildren Elsie and Edith. If you are interested in contacting my friend who, was a Letson, let me know.