Hari Narain Knowledge Resource Centre (H.N.K.R.C.) of the Institute is the continuation of the library of the Central Board of Geophysics which came into existence in late 1940s in Kolkata. In October 1961 this Board was transformed as the National Geophysical Research Institute at Hyderabad under the Council of Scientific and Industrial Research. It plays a vital role in the dissemination of information to the scientists and technologists of the Institute The H.N.K.R.C of the Institute consists of rich library resources such as books, journals, reports in traditional print form as well as in digital media.