Visual Materials
Big Creek, Florence Lake Dam
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Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Tyler, Whitehurst, Guthrie, Barton & Lips testing concrete bars in "Long Time Study of cement and concrete"
photCL SCE 02 - 29210

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Experimental concrete walkway repair. Running sonic modulus determinations on test bars.
photCL SCE 02 - 24831

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Mr. T.C. Powers applying sonic test on experimental bars stored on Angle Buttress 25.
photCL SCE 02 - 24749

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Experimental concrete walkway repair. Close-up of apparatus for determining modulus of elasticity by means of sonic vibration. Test bars of experimental cements.
photCL SCE 02 - 24832a

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Experimental concrete walkway repair. Close-up of apparatus for determining modulus of elasticity by means of sonic vibration. Test bars of experimental cements. [variant of 02-24832a].
photCL SCE 02 - 24832b

Big Creek, Florence Lake Dam
Visual Materials
Big Creek, Florence Lake Dam - Tyler of P.C.A. reading soniscope oscillograph for testing concrete.
photCL SCE 02 - 29211