TY  - BOOK
ED  - United Kingdom
TI  - Annual repor of the Chief Inspector of factories and workshops for the year 1919: presented to Parliament by command of his Majesty / 
U1  - 628.5 
PY  - 1920///.
CY  - London : 
PB  - Stationary office, 
KW  - Sanitation
ER  -