TY  - BOOK
AU  - Janney, Jack R.
TI  - Nature of bond in pre-tesioned presstressed concrete / by J-ack R. Janney
CY  - Skokie, Illinois : ies, Development Department
N1  - "Authorized reprint from copyrighted Journal of the America-n Concrete Institute May 1954, Proceedings Vol. 50, p. 717"
ER  -