Time Travel Adventures of The 1800 Club: Book 11

The 1800 Club is a 21st Century haven for people seeking to escape New York City's frantic pace. Dressed in clothes their ancestors might have worn during the 1800s, members enjoy foods of the period and read periodicals featuring news of a particular date in 1865. However, the 1800 Club also has an astounding secret; Time Travel. Members travel back in time to keep history on track.
Chapter 1: The Nellie Bly Mission.
When Nellie Bly disappears on a short sailing trip, Bill Scott, the president of the 1800 Club, goes back to rescue her and disappears as well. It takes a group effort from the people of the future and the members of the 1800 Club to locate them and the deadly vessel that saved them from a watery grave.
Chapter II: The Mona Lisa Mission.
A casual story over a cup of tea starts the 1800 Club on a wild hunt to retrieve the painting from the past and return it to the Louvre.