Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
Big Creek, Florence Lake Dam - View of portion of Arch 8 showing area where Johns-Manville waterpoofing has torn loose from arch. This area was repaired during June 1942, by sealing exposed day's work joints and margins with asbestile waterproofing and covering with reflecting coat of aluminum.
photCL SCE 02 - 24736

Visual Materials
Big Creek, Florence Lake Dam - Arch #52 after extrados inspection. Marked day's work joints had been chipped preparatory to guniting when this photo was taken.
photCL SCE 02 - 22870

Visual Materials
Big Creek, Florence Lake Dam - Close-up showing application of 15# felt and final coat of plastic on Arch No. 52. Johns-Manville waterproofing being applied by the J.H. Bryant Co.
photCL SCE 02 - 24820a

Visual Materials
Big Creek, Florence Lake Dam - Close-up showing application of 15# felt and final coat of plastic on Arch No. 52. Johns-Manville waterproofing being applied by the J.H. Bryant Co. [variant of 02-24820a].
photCL SCE 02 - 24820b

Visual Materials
Big Creek, Florence Lake Dam - Close-up of a cluster of blisters on the J-M Asbestile waterproofing on Arch 8. Waterproofing was applied May 1940.
photCL SCE 02 - 24747

Visual Materials
Big Creek, Florence Lake Dam - Typical blister formed under asbestile waterproofing on arch 12 side of gunite fillet in Arch 12-13 groin while subjecting Arch 13 to 3/4 lb. air pressure for testing leaks.
photCL SCE 02 - 24878