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	1.	The Henry Draper Catalogue 7h,and 8h Annie J. Cannon Edward C. Pickering by Annie J. Cannon, Edward C. Pickering Cannon,Annie J [aut.] Series: Annals The Astronomical Observatory of Harvard College ; vol. 93 Material type: Text; Format: print Language: eng. Publication details: Cambridge Published by The Observatory 1919 Availability: No items available. Add to cart (remove)
	2.	The Henry Draper Catalogue 9h,10h, and 11h Annie J. Cannon , Edward C. Pickering by Annie J. Cannon , Edward C. Pickering Cannon ,Annie J [aut.] Series: Annals The Astronomical Observatory of Harvard College ; vol.94 Material type: Text; Format: print Language: eng. Publication details: Cambridge Published by the Observatory 1919 Availability: No items available. Add to cart (remove)

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