1. Illustrated fossils of the Georgia coastal plain Author/Creator: Richards, Horace G. 1906-1984. (Horace Gardiner) Publication/Creation: [Atlanta] : Georgia Dept. of Mines, Mining and Geology, [1969] Resource Type: Book Access & Availability: Loading
2. Geology of the Delaware Valley Author/Creator: Richards, Horace G. 1906-1984. (Horace Gardiner) Publication/Creation: Philadelphia : Mineralogical Society of Pennsylvania, 1956 Resource Type: Book Access & Availability: Loading