 Herschel 400 Catalogue

The Herschel 400 catalogue is a subset of William Herschel's original "Catalogue of Nebulae and Clusters of Stars", selected by Brenda F. Guzman (Branchett), Lydel Guzman, Paul Jones, James Morrison, Peggy Taylor and Sara Saey of the Ancient City Astronomy Club in St. Augustine, Florida, United States c. 1980.They decided to generate the list after reading a letter published in "Sky & Telescope" by James Mullaney of Pittsburgh, Pennsylvania, USA.