#  Colonial Science: Ivory Diptych Sundials 

 



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   ![Rectangular Ivory Diptych Sundial](/sites/g/files/omnuum6316/files/styles/hwp_16_9__480x270/public/chsi/files/diptych_sundial.jpg?itok=DmEyB9qe) 

 



 

 

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   ![Diptych Sundial Details](/sites/g/files/omnuum6316/files/styles/hwp_16_9__480x270/public/chsi/files/diptych_top_bottom.jpg?itok=5TQH68Gc) 

 



 

 

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   ![Magnetic Azimuth Diptych Sundial](/sites/g/files/omnuum6316/files/styles/hwp_16_9__480x270/public/chsi/files/bloud_diptych.jpg?itok=s-1E2vIs)