1.
 |  | Title: Primary Science for Sierra Leone: Pupil's Book Class (Primary Science for Sierra Leone) by Evelyn R.A. Williams, Seikor T.P. Bundu, Magnus J.A. Cole, Brian Nicholl ISBN: 0237508664 Publisher: Evans Brothers Ltd Pub. Date: 31 December, 1986
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2.
 |  | Title: Primary Science for Sierra Leone: Pupil's Book Class 6 (Primary Science for Sierra Leone) by Evelyn R.A. Williams, Seikor T.P. Bundu, Magnus J.A. Cole, Brian Nicholl ISBN: 0237508680 Publisher: Evans Brothers Ltd Pub. Date: 31 December, 1987
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3.
 |  | Title: Primary Science for Sierra Leone: Teacher's Book Class 3 (Primary Science for Sierra Leone) by Evelyn R.A. Williams, Seikor T.P. Bundu, Magnus J.A. Cole, Brian Nicholl ISBN: 0237508699 Publisher: Evans Brothers Ltd Pub. Date: 30 December, 1987
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4.
 |  | Title: Primary Science for Sierra Leone: Teacher's Book Class (Primary Science for Sierra Leone) by Evelyn R.A. Williams, Seikor T.P. Bundu, Magnus J.A. Cole, Brian Nicholl ISBN: 0237508702 Publisher: Evans Brothers Ltd Pub. Date: 31 December, 1986
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5.
 |  | Title: Primary Science for Sierra Leone: Teacher's Book Class 5 (Primary Science for Sierra Leone) by Evelyn R.A. Williams, Seikor T.P. Bundu, Magnus J.A. Cole, Brian Nicholl ISBN: 0237508710 Publisher: Evans Brothers Ltd Pub. Date: 31 December, 1987
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