DEDICATION, v 
more elaborate Life of Mr. 
Ray ; I (hall only beg Leave 
to alTure your Lordjhip^ that 
it now appears as it was left by 
Dr. Derham^ who even feemed 
to delpair of ever putting it 
into its prefent Drefs, if we 
may judge by what he fays on 
this Subject in his Preface to 
the CollePlion of Philofophical 
Letters,, between Mr. Ray and 
his ingenious Correfpondents. 
Where he obferves, that noU 
withfanding he had made a 
confiderable Progrefs in his 
Life, yet he was afraid he 
fjould fcarce be able to accom- • 
plijh what he intended, as he 
had 
