Caribbean. Illing, VC. (1928). ‘1. Geology of the Naparima Region of Trinidad (British West Indies)’, extract from the QJGS, v.99,Caribbean. Illing, VC. (1928). 1. Geology of the Naparima Region of Trinidad (British West Indies), extract from the Quarterly Journal of the Geological Society of London, v. 99, pp. 1 116 + 10 plates, comprising 8 photographic of fossils and 2 printed fold outs. Serial Sections across the Naparima District 1: 28,160 scale, b w, 28. 5 x 58. 5cm) and Geological Map of Naparima, Trinidad, BWI, 1: 27,155 scale, colour (57 x 48cm). Text and plates age