Grimes (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) Royal Society For The Prevention Of Accidents (publisher/sponsor)
Keely, Pat (recto) & Mills, Arthur George (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) Royal Society For The Prevention Of Accidents (publisher/sponsor)
Lewitt-Him (recto) & Mendoza (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) Royal Society For The Prevention Of Accidents (publisher/sponsor)
