140 CORRESPONDANCE. 1664. 



ne me laflTe pas lors quil eft queftion de vous entretenir et fi vous mefcriuez en 

 reuanche 6 feuillets de papier ce ne fera que plaifir et contentement pour 



Monsieur 



Voftre trefhumble, trefobeiflant et 

 trefafFeélionne feruiteur 



R. MORAY. 



N= 1269. 



R. MoRAY à Christiaan Huygens. 

 • [7 novembre 1664]. 



Appendice I au No. 1268. 



La pièce se trouve à Leiden^ coll. Huygens, 



A certain new way of watches or clockes, to be ufed at fea, for exaét meafuring 

 of time, differenced from ail other fortes by hauing in ftead of a Ballance, a rod 

 of wire , or thin narrow plate with a weight at the lower end thereof , callcd A 

 Pendulum, and at the upper end, an Arme with two Catches or Rules to moue it, 

 & certain crooked plates or cheekes for regulating the motion of it & fitted with 

 Balls & fockets to hang by for going at fea. lately inuented &c. 



