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3041
Simplified experiments in general science (for first and second year students)
Foilsithe / Cruthaithe 1959LEABHAR -
3042
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3043
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3044
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3045
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3046
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3047
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3048
The teaching of science in secondary schools joint committee of the incorporated
Foilsithe / Cruthaithe 1958LEABHAR -
3049
Science 4 with health and safety God's plan for His World ; teacher's manual.
Foilsithe / Cruthaithe 1958LEABHAR -
3050
Science 6 with health and safety more gifts from God's World; a teacher's manual.
Foilsithe / Cruthaithe 1958LEABHAR