[ 7 ?% ] 
fend it to the Royal Society, with a Figure of the 
Infant, with the Parts in their proper Site* One 
thing I cannot pafs in Silence, viz. how the Circu- 
lation could be carried on, the Heart being thus in- 
verted ; and yet the Child lived feveral Days after 
Birth. I obferved the Heart from its Bafts, whence 
the Aorta and pulmonary Artery fpring, and where 
the Cava and .pulmonary Vein enter it, to its Cone, 
furrounded loofely with feveral Windings of thefe 
Veifels, through which the Blood’s Circulation mull 
necefiarily be performed. A wonderful Sagacity in 
Nature ! but I fhall referve the reft for my Tradt. 
VIII. Johannes Gaftillioneus D n0 de Mon- 
tagny, V. 2). c Philofoph. Frof. in Acad. Lau- 
zannefi, Reg. Soc. Lond. Soc. &c. de Curva 
Cardioide, de Figura fua fic ditta. 
ON ignoro, V.C. novarum curvarum invefti- 
gationem, tanquam nimis Analyftis facilem. 
contemni : Cum tamen D. Carre , non mediocris 
Geometra Regix Scientiarum Academic, (28 Feb. 
1705.) novam curvam, quanquam vix fumma fequens 
faftigia rerum , proponere non dubitarit; cur tibi, 
viro in amicos benigniilimo, nonnulla, quas mi hi 
ejufdem Carre dilfertationem legenti venerunt in 
mentem, feribere non auftm \ Sed prooemiis omiftis, 
ad rem. 
Semicirculi B M A, (Fig. 1. 2. 3. Tab. III.) diameter 
BA, ita, puntto B peripheriam radens, ut Temper 
S. P. 
tranT 
