He has also a line of specimens prepared for the stereopticon and another for the microscope. [Please select]
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Camps possessing a stereopticon[1] should secure the set of slides and lecture accompanying from the Moral Education League of Baltimore, Md. [Please select]
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If the entertainment is given in the evening, the teacher may be able to use stereopticon views. [Please select]
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If given as an evening entertainment and illustrated by stereopticon views, handbills may be printed and circulated, at least a week beforehand. [Please select]
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Examine a preparation of the compound eye with the low power or as demonstrated with the stereopticon. [Please select]
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Describe a trachea as seen in a mounted preparation with the aid of a microscope or stereopticon. [Please select]
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