https://www.nantuckethistoricalassociation.org/digitalexhibits/sconset02564/timeline/marconi-station.html

https://worldradiohistory.com/hd2/IDX-Site-Early-Radio/Archive-Antique-Radio-IDX/IDX/00s/2001-12-OCR-Page-0008.pdf

https://nha.org/research/nantucket-history/historic-nantucket-magazine/tales-of-sconset/     Click two pages forward in the above link.

See page 5 of this article:
https://www.bvws.org.uk/publications/bulletins/pdf/BVWS_Bulletin_17_3.pdf

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