The document summarizes the history of Dynamic Control Corporation (DCC), an early healthcare IT company that developed turnkey mini-computer systems for hospitals. It describes how DCC was founded by David Pomerance after he developed one of the first hospital information systems on an IBM System 3 mini-computer for Variety Children's Hospital. DCC experienced rapid growth selling systems to other hospitals. It was later acquired by Baxter and became their flagship "mid-range" product called Delta, covering hospitals from 100-400 beds. The systems were later renamed as mergers and acquisitions by companies including IBM, HBOC, and McKesson occurred. The core DCC system evolved into McKesson's Series 2000 product,