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Laboratory manual to accompany a first course in ...
Ontario high school laboratory manual in chemistry
Elementary chemistry, theoretical and practical
Practical chemistry : fundamental facts and applications to ...
Chemistry
High school chemistry
The Ontario high school chemistry
Manitoba high school chemistry : first year
An introduction to the study of the compounds ...
Ontario high school chemistry : pupils' text-book
A muck manual for farmers : a treatise ...
Science Laboratory
Laboratory Rats
Biology Laboratory
Students in Science Laboratory