TY  - SER
ED  -  Ontario. Ministry of Education
TI  -  Ontario Teachers' Manuals : :  Nature Study 
AV  - LB 
PY  - 2008///
PB  -  Project Gutenberg, 
KW  -  Nature study
KW  -  Science -- Study and teaching (Elementary) -- Ontario
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/26139
ER  -