TY - GEN digital ID - 139580499 TI - Observations on the sanatory arrangements of factories : with remarks on the present methods of warming and ventilation, and proposals for their improvement AU - Ritchie, Robert AU - Royal Scottish Society of Arts. AU - Gale Cengage Learning PY - 1844 PB - London J. Weale [etc., etc.] DB - UniCat KW - Factory sanitation KW - Factories -- Heating and ventilation -- Great Britain UR - https://www.unicat.be/uniCat?func=search&query=sysid:139580499 AB - ER -