Call sign (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Call sign" in English language version.

refsWebsite

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5web.archive.org

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ddxg.dk

"QSL Search machine by OZ7C". Retrieved November 24, 2010.

ea3bhk.com

dxinfo.ea3bhk.com

"DXInfo, your DX web resource". Archived from the original on November 11, 2010. Retrieved November 24, 2010.

fcc.gov

docs.fcc.gov

"Radio Call Letters" (PDF). U.S. Department of Commerce, Bureau of Navigation. May 9, 1913. Retrieved May 19, 2019.

wireless.fcc.gov

"FCC: Wireless Services: Ship Radio Stations: Licensing". wireless.fcc.gov. Archived from the original on March 4, 2016.

free.fr

f6cyv.free.fr

"QSL INFORMATION by F6CYV". Archived from the original on July 20, 2011. Retrieved November 24, 2010.

g0sjh.com

GB90MGY Archived September 8, 2008, at the Wayback Machine, Titanic Wireless Commemorative Group, Godalming, Surrey

hamcall.net

"World Wide HamCall Callsign Server". Retrieved November 24, 2010.

ik3qar.it

"Qsl Manager - Qsl Info on-line". Retrieved November 24, 2010.

museum.tv

"CALL SIGNS/LETTERS - The Museum of Broadcast Communications". Museum.tv. Archived from the original on March 14, 2016. Retrieved March 5, 2016.

qrz.com

"QRZ.COM". Retrieved November 24, 2010.

qslinfo.de

"QSLInfo". Retrieved November 24, 2010.

upenn.edu

seas.upenn.edu

Gernsback, H (May 1909). First Annual Official Wireless Blue Book of the Wireless Association of America (PDF). New York: Modern Electrics Publication. Retrieved August 14, 2018.

web.archive.org

"CALL SIGNS/LETTERS - The Museum of Broadcast Communications". Museum.tv. Archived from the original on March 14, 2016. Retrieved March 5, 2016.
GB90MGY Archived September 8, 2008, at the Wayback Machine, Titanic Wireless Commemorative Group, Godalming, Surrey
"FCC: Wireless Services: Ship Radio Stations: Licensing". wireless.fcc.gov. Archived from the original on March 4, 2016.
"QSL INFORMATION by F6CYV". Archived from the original on July 20, 2011. Retrieved November 24, 2010.
"DXInfo, your DX web resource". Archived from the original on November 11, 2010. Retrieved November 24, 2010.