Commissioning body: Royal Society for Prevention of Accidents
Printer/Publisher: Loxley Bros Ltd
Image shows a picture of a large 3-pin plug with a broken wire.
Additional text: 'Issued by the Royal Society for the Prevention of Accidents, Terminal House, 52 Grosvenor Gardens, London, S.W.1'
Ref IND/o/1 at bottom left.
'H.A. Rothholz' signed under drawing of plug.