De, P. L. Bibliography on pile foundations (annotated) Compiled by P. L. De and P. V. Gopalakrishnan. - Roorkee, India, Central Building Research Institute, 1962. - 26 p. 24 cm. "Covers the period 1951-1960." LCCN: sa 65005197 Subjects--Topical Terms: Piling (Civil engineering)--Bibliography. LC Class. No.: Z5853.S6 / D4