01004nam a2200277 i 4500 332997 BD-DhUL 20161117114630.0 751009s1971 enka b 000 0 eng 75325988 GB72-08440 0901394041. 090139405X £2.75 DLC DLC DLC BD-DhUL T54 .T85 614.8/52 2000 accidents : a shop floor study of their causes based on 42 months' continuous observation / [by] Philip Powell ... [and others]. London : National Institute of Industrial Psychology, 1971. [13], 189 p. : ill. ; 23 cm. Report - National Institute of Industrial Psychology ; no. 21 Bibliography: p. [187]-189. Industrial accidents. Powell, Philip I. National Institute of Industrial Psychology. Report ; no. 21. 7 cbc orignew 3 ncip 19 y-gencatlg ddc BK 124939 124939