Dorothy Rice Sims a mutual friend, George Biddle, and wrote in her 1938 autobiography, "Curiouser and Curiouser", "I inquired Waldo’s height—he was six feet two. This seemed a dignified height. I told George to produce Waldo, which he did. We got married in Madrid, in a German Methodist Church, with the American vice-consul, who was a Filipino, to make it legal.” A website using the name "Mile High Club" regards the "Club's" "founder" as pilot and design engineer Lawrence Sperry as the "Club's" "founder", along with "socialite Mrs. Waldo Peirce" (Dorothy Rice Sims) citing their flight in an autopilot-equipped Curtiss Flying Boat near
Invention of the telephone receiver. Gray did not convert his caveat into a patent application until after the caveat had expired and hence left the field open to Bell. When Gray applied for a patent for the variable resistance telephone transmitter, the Patent Office determined "while Gray was undoubtedly the first to conceive of and disclose the (variable resistance) invention, as in his caveat of 14 February 1876, his failure to take any action amounting to completion until others had demonstrated the utility of the invention deprives him of the right to have it considered." The carbon microphone was independently developed around 1878 by