Harrison Gray Dyar
... that Harrison Gray Dyar erected the first telegraph line and dispatched over it the first message ever sent, making him the real inventor of the telegraph?
... that <b id="mwEq4"><a class="new" data-mw-i18n='{"title":{"lang":"x-page","key":"red-link-title","params":["Harrison Gray Dyar"]}}' href="./Harrison_Gray_Dyar?action=edit&amp;redlink=1" id="mwEq8" rel="mw:WikiLink" title="Harrison Gray Dyar" typeof="mw:LocalizedAttrs">Harrison Gray Dyar</a></b> erected the first <a href="./Telegraphy" id="mwErA" rel="mw:WikiLink" title="Telegraphy">telegraph</a> line and dispatched over it the first message ever sent, making him the real inventor of the telegraph?