Physical description
Report - typed carbon copy - 13 foolscap sheets stapled within a brown card folder bound with red adhesive tape. Titled "Ropes - Trolley", dated October 1954 though has a date stamp on the first page of the report itself of 26/10/1955, prepared by the MMTB Testing Department, Report No. R7/1/43.
Report looks at the insulation resistance offered by trolley ropes when dry and wet, new and used ropes and the possibility of causing electric shocks. Gives a reference to a previous August 1952 test. Undertook examination of the ropes, electrical measurements and electrical measurements of the human body. Has a number of appendices and details the test results.