Christiani Hugenii Zelemii, dum viveret, toparchae opuscula postuma, quae continent dioptricam. Commentarios de vitris figurandis. Dissertationem de corona & parheliis. Tractatum de motu. De vi centrifuga. Descriptionem automati planetarii

you preside with such great care and success, it seemed right to us that he wished both his reverence toward you to be attested, and that he set for us this law: that whatever of his writings were to come into the public eye should, by the best of rights, be owed to You, Most Noble and Distinguished Men. The celebrity of the Author himself, and the supreme esteem that he held and will always hold among all learned men by his own greatest merit, makes us dare to hope that this which we offer you with the reverence it deserves, in both his name and our own, will not be entirely unwelcome. If we obtain this, there will truly be cause for us to congratulate ourselves. Furthermore, we pray to God that in these most difficult times, He may wish to keep You safe and sound for a long time for the Republic—of which we rejoice that a great part is entrusted to You both in War and in Peace—and for the Academy, whose welfare is placed in You. January 16, 1703 original: "a. d. XVII Calend. Febru. CIƆIƆCCIII." The 17th day before the Kalends of February corresponds to January 16..