Physical description

Report, single A4 sheet summary for periods showing the type of defects that change overs were made for W class trams, at each depot - titled - "MMTB - Engineering Department Running sheds Branch - Changeovers W class Trams - Form 3B" and hand written in ink on top of the sheet - "Depot summary form for crews to report tram defects". Gives some 36 reasons why a changeover may have occurred.