Alexia MacClain is a Library Technician at the National Museum of American History Library. She began working for Smithsonian Libraries and Archives on the trade literature inventory project in 2005. In 2007, Alexia moved on to her current position as Library Technician. She continues to work with the Trade Literature Collection in addition to handling other library duties including interlibrary loan. Alexia holds a B.A. in Historic Preservation from Mary Washington College.
In the early 20th century, manufacturer and candy maker Samuel Carey produced machinery, like cocoa roasters and chocolate paste mixers, for confectioners in the United States. This trade catalog from around 1915 gives us a look at the tools of the trade.