3. The parent or guardian of every child born in any place to which this Act applies, as above provided, or may hereafter be extended shall, within six months after the birth of such child, and the parent or guardian of every unprotected child under the age of fourteen years brought to reside, whether temporarily or permanently, in such place aforesaid, shall, within six months after such child's arrival in such place, take it, or cause it to be taken to a public vaccine-station to be vaccinated, or shall, within such period as aforesaid, cause it to be vaccinated by some medical practitioner or public vaccinator;