7^^ Life of Mr. RAY. 43 
fuch Metals and Minerals as England 
doth produce. But the Birds and 
Fifhes were left out in the Second 
Edition of this Book, in the Year 
1691, by reafon the Catalogue was 
imperfed, and becaufe Mr. Ray had 
not only publifhed a better Account 
of thofe Animals, but alfo intended 
to draw up a' methodical Synophs of 
all the Englijh together 
with the Foffils. Unto which ufe- 
ful Undertaking he was folicited by 
fome of his learned Friends, parti- 
cularly Dr. Tancred Robinfon. 
In the Year 1674 following, Mr. 
Oldenburgh^ the Secretary of the Royal 
Society (who had for fome Time in- 
termitted the Correfpondence which 
he before had with Mr. Ray).^ began 
now to renew it again, by Letters 
fent almofl: every Month. He was a 
yery diligent Secretary, and labpured 
very 
