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Bryan Purcell

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Stand Alone

The Inquisitive Pioneer Vol. III The Book of At-Home Basic-Materials Waves and Astronomy Science Activities Solving with a Slide Rule
The Inquisitive Pioneer Vol. II The Book of At-Home Basic-Materials Electricity and Magnetism Science Activities Solving with a Slide Rule
The Inquisitive Pioneer Vol. IV The Book of At-Home Basic-Materials Science Activities Solving with a Slide Rule
The Inquisitive Pioneer The Book of At-Home Basic-Materials Science Activities Solving with a Slide Rule