A summary account of the deists religion: in a letter to that excellent physician, the late Dr. Thomas Sydenham. To which are annex'd, some curious remarks on the immortality of the soul; and an essay by the celebrated poet, John Dryden, ... 
London : printed in the year,
1745.
It has a separate titlepage dated 1746, and pagination; the register is continuous - Dedication dated, May 14, 1686.
The essay here attributed to John Dryden is in fact by Charles Blount and is entitled, 'An essay on natural religion, as opposed to divine revelation'.
ESTC