Wilson's Diner is a historic diner at 507 Main Street (US Route 20) in Waltham, Massachusetts. The diner was built by the Worcester Lunch Car Company as #819, and was delivered to this site by the company in March 1949. It is a well-preserved example of the company's post-World War II craftsmanship. The diner is ten bays wide and three deep, and sits on a brick foundation. A kitchen wing, built of... Wikipedia