[Instruction for the Jarosław sanitary services in 1910. From the history of communal hygiene].
D001317:Austria; D049673:History, 20th Century; D011044:Poland; D011635:Public Health Administration / Q000266:history*; D012499:Sanitation / Q000266:history*; D014504:Urban Health / Q000266:history
Instrukcja dla jarosławskiej słuzby sanitarnej z 1910 r. Z historii higieny komunalnej.