Tom Swift and His Photo Telephone or the Picture That Saved a Fortune by Appleton

"Tom Swift and His Photo Telephone or the Picture That Saved a Fortune" by Appleton is a novel from the original Tom Swift series. When Tom develops a revolutionary photo telephone against his father's doubts, he faces threats from con-artist Shallock Peters, who wants control of Tom's inventions. As financial troubles plague his friend Mr. Damon, a stolen airship and mysterious disappearance complicate matters. Can Tom perfect his invention in time to save a fortune? (This is an automatically generated summary.)