000			00549nam a22001937a 4500
015			_a941
041			_a1
080			_a627.826/828 _bMOD
245			_aModel tests of arch and cantilever elements
260			_aUnited States Department of the Interior, Bureau of Reclamation _bColorado _c1940
300			_a174p. _bfig., table, chart
490			_aTechnical Investigations _vPart V
650			_aEngineering
852			_a4R2-3
999			_c3580 _d3580