(48p) Nmktj, 
A LETTER 
Concerning a new way of curing fundrydifeafesby Transfufion 
of Bloody Written to Monlieur de M O N T M O K ^ 
Counfellor to the French King, and Majier of Requefts, 
By]: DENIS Frofejfor 0/ Philofophy, 
and the Mathematicks. 
Munday July 22. 166^. 
H E prcjed of caufing the Blood of a 
healthy animal to pa ffe into the veins of 
one difeafed , having been conceived a* 
tout ten years agde, in the illuftrious Society 
of Viriuofi which aflembles at your houfe» 
and yonr goodnefs having received M. 
Emmeri^^Sc my felf, very favorably at fucb 
times as we have prefum'd to entertain 
you either with difcourfe concerning it, or the fight of fome 
not inconfiderable effecSs of it ; You will not think it ftrange 
that I now take the liberty of troubling you with this 
Letter, and defign to inform you fully of what purfuances and 
fuGceffes wc havemadein this Operation * wherein you are 
juftly intitled to a^^reater (liare than any other,confidering 
that it was firft fpokenqf in your Academy, U that the Publick 
is beholding to you for tliis as well as for many other difcovc- 
fies, for the benefits & advantages it (hall reap from the fame* 
But that I may givey oa the reafons of our procedure and 
Ccc con- 
