The Sanitary Inspectors Hand book: A Manual for sanitary 8inspectors and other public health officers /
Clay, H H.
The Sanitary Inspectors Hand book: A Manual for sanitary 8inspectors and other public health officers / - London : H K Lewis & co ltd , 1947 - 545p :
Hygiene
The Sanitary Inspectors Hand book: A Manual for sanitary 8inspectors and other public health officers / - London : H K Lewis & co ltd , 1947 - 545p :
Hygiene