Still following up the Cannold family, I decided to look in the NY Times article archive. Here are the two items I turned up for Thaddeus Cannold--his February 1939 graduation notice and his December 1946 obit notice.
The chief poobah at Family History Machine is Dan Ruby, aka Machinist. He created FHM as a tool to present his own family history, then opened the platform for other family storytellers to do the same.
