field, field, field and chang: Manufacturer's plate on a safe
field, field, field and chang: Sticker on the old step-by-step test desk.
field, field, field and chang: Old dry-cell battery, sitting on the old step-by-step test desk.
field, field, field and chang: Hand-written realm labelling
field, field, field and chang: Inside the cord cupboard.
field, field, field and chang: Analogue rating meters.
field, field, field and chang: Routine weekly test instructions
field, field, field and chang: Emergency light switch in the old step-by-step racks
field, field, field and chang: Equipment covers in the old step-by-step racks
field, field, field and chang: Hand-painted sign in the old step-by-step racks