United States Naval Computing Machine Laboratory
The United States Naval Computing Machine Laboratory ( NCML ) was a highly secret design and manufacturing site for code-breaking machinery located in Building 26 of the National Cash Register ( NCR ) company in Dayton , Ohio and operated by the United States Navy during World War II . 
<triplet> National Cash Register <subj> Dayton, Ohio <obj> location of formation <triplet> United States Navy <subj> World War II <obj> conflict