Complex sentence: The first amateur camera club in the United States was the Amateur Photographic Exchange Club, New York City, extant 1861-1863 and revived twice in the latter 20th century.
Split into simpler sentences: The first amateur camera club in the United States was the Amateur Photographic Exchange Club, New York City. It was extant 1861-1863 only, then revived twice in the latter 20th century.