The CILS resources over the period of fourty three years acquired reference materials, special information resources in linguistics and allied areas. The library collection comprises print, non-print, E-resources. The average expenditure during the last five years is Rs. 70 lakhs. The library received the Ford Foundation grant during 1972-1975, and 1977-79 $ 48,000 and $ 40,000 which enabled the library to acquire the back volumes of important professional journal in linguistics and could build up its core collection in linguistics and Indian language studies. The total book collection of CIIL and its RLC libraries is more than two lakhs (more than 60% in Indian languages depicted in schema 1) and receives 500 journals, with 35,000 back volumes.