Victor Appleton, Tom Swift and His Photo Telephone (1914)
“ Damon's house, and, walking up the path, kept a lookout for his friend. "I wonder why he didn't come out to meet me?" mused Tom, for usually when the eccentric man heard the throbbing of Tom's motor, he was out waitng for the young inventor. But this time it was not the case. "Is Mr. Damon in?" Tom asked of the maid who answered his ring. "Yes, Mr. Swift. You'll find him in the library," and she ushered him in. "Oh, hello, Tom," greeted Mr. Damon, but the tone was so listless, and his friend's manner so gloomy that the young inventor was quite embarrassed. ”
