Lilly Biological Laboratories

Lilly Biological Laboratories, also known as Eli Lilly and Company and Greenfield Laboratories, is a historic laboratory complex located in Greenfield, Indiana. The laboratory was designed by Robert Frost Daggett and built in 1913-1914 for Eli Lilly and Company.

The complex consists of three buildings: the Tower Building flanked by two adjacent two-story buildings connected to the main building by pergolas. The buildings are in the Spanish Colonial Revival style with red tile roofs and arched openings. The Tower Building features a prominent 80-foot tall tower with five levels topped by a pyramidal red tile roof.

It was listed on the National Register of Historic Places in 1977.