What is the furst mechanical computer completed by Harvard university professorhoward aiken in1944?

The first mechanical computer completed by Harvard University professor Howard Aiken in 1944 is the Harvard Mark I, also known as the IBM Automatic Sequence Controlled Calculator (ASCC). This electromechanical computer was designed to perform complex calculations automatically, utilizing a combination of mechanical components and electrical systems. The Mark I was about 51 feet long and could execute basic arithmetic operations as well as more complex functions, marking a significant milestone in the development of computing technology.