This is an excellent article by NEHS
See: Atwater Kent – The Vermonter Who Sparked The Radio Craze in 1921
Thank you
Sibling death
https://www.ancestry.com/sharing/21850541?h=1f757d&utm_campaign=bandido-webparts&utm_source=post-share-modal&utm_medium=copy-url
Ancestry.com. Vermont, Vital Records, 1720-1908 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2013.
Draft, spouse misspelled
https://www.ancestry.com/sharing/21850628?h=2810c5&utm_campaign=bandido-webparts&utm_source=post-share-modal&utm_medium=copy-url
Thank you good source