Box 0100.01

Scope and Contents

Willis Slater, February 1914 - March 1916, "Miscellaneous Calculations, effect of tensile strength of concrete on compressive stress" Calculations, drawings, diagrams, and graphs detailing research subject included.

Scope and Contents

Willis Slater, July 13, 1914, "Test of Reinforced Concrete Flat Slab Floor: Shulze Baking Company Building Chicago Illinois" Included are photographs of the building and testing sites, blueprints of testing plans and layout, report on the testing, and data sheets.

Scope and Contents

Willis Slater, 1915, "International Hall, Plotted Data Log of Test", Data sheets and graphs of data from investigation and photographs of the building, of construction crews, and of testing are included.

Scope and Contents December 14, 1912 - May 26, 1915, International Hall, These correspondences are between Willis Slater, Frank A. Randall, the chief engineer of Morey, Newgard & Co, J. Norman Jensen, an architectural engineer for the City of Chicago Department of Buildings, Professor William H. Kavanaugh of the University of Minnesota, Charles A. Phelps, Attorney at Law, and C.A.P. Turner, the owner of Turner Manufacturing Plants and the creator of the "Mushroom System", C.L. Rodgers, Chief Engineer of...