[ 263 ] 
ftance^ upon this occafion, for my own fatlsfa^lion, 
and that very lately. The one was fo obliging as 
to Tend me the Bibliotheca Anatomica j the other to 
write out at large the paffage from the Biblia Na- 
turce. I fay, it is no wonder the paffages efcaped 
my notice, fince they feem to have been overlooked 
by not only all tr;e particular writers on the foetus, 
fince Aides and Sv/ammerdam, but likewife, for 
aught I know, by all the lecturers on phy hology in 
Europe, preceding Auguft 1753 ; at which time I 
began to communicate by letters, what 1 then took to 
be a difcovery, to feveral correfpondents verfed in 
thefe matters, both at home and abroad, as I can 
vouch by their anfwers. 
■ So that 1 hope the public will do me the juftice 
to believe, that though I was not the firft in point of 
time, that made the fundamental obfervation, yet I 
was obliged to no author for it j and that I have 
drawn an important truth relating to the animal 
oeconorrry out of obfcurlty, and eftabliilred it by 
fupplemental obfervatlons, as well as by reafoning. 
Before I conclude, let me acquaint the reader, 
that an ingenious dudent of anatomy and furgery 
to whom I had communicated my firft obfervations, 
and recommended to him to examine the liquor con- 
tained in the domachs of ripe new brought forth, 
calves, if he had a proper opportunity, acquainted- 
me lad harved, that he had not long before adfually 
found hairs in abundance in the liquor contained in- 
♦ Mr. John Clark, now furgeon to the JL/Ock-Hofpital, near 
Hyde-Park, Corner. 
one 
