Helen Baker Cushman (1922-) was the founder and manager of H.M. Baker Associates, consultants in business archives and records from 1958 to 1993, headquartered in Westfield, New Jersey. In the course of conducting her business, Cushman collected a wide variety of business publications, trade cards, ephemera, and other memorabilia with special emphais on world expositions. She also assembled her own general picture archive for use in her business.