000			00696nam a2200157 a 4500
005			20220228110621.0
035			_aF8901000708749
084			_aPCA BUL D12 1956
100			_aHognestad, Eivind.
245			_aUltimate strength of reinforced concrete in american design- practice / by Eivind Hognestad.
260			_aSkokie, Illinois. : atories, Development Department
300			_a19 p.
440			_aBulletin D12 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
500			_a"Authorized reprint from Proceedings of a Symposium of the - Strength of concrete structures, London, May. 1956."
690			_aEstructuras de concreto reforzado - Diseño.
999			_c58778 _d58778