BEING
Dr. Duncan Campbel,
By Daniel Defoe.
LONDON
Printed; and Sold by J. Roberts in Warwick-Lane.
MDCCXXVI.
SIR,
I Cannot, without great Ingratitude,forget the friendlyVisits and kind Advice I frequentlyreceiv'd from you, during,not only, a dangerousbut tedious Indisposition, which surprisinglyseiz'd me in the Year 1717, and, notwithstandingyour extraordinary Care as well asunquestionable Judgment, continu'd upon metill the latter end of the Year —25; inwhich long interval of Time, the Attendanceyou gave me, and the Trouble you gaveyourself, abstracted from all Interest, madeyou truly sensible of my unhappy Condition,and myself equally apprehensive of the greatObligations I shall ever be under to so sincerea Friend.
The first occasion of my Illness, as Ihave good reason to imagine, was a veryshocking Surprize given me by certain Persons,who pretended to be my Friends in aconsiderable Affair then depending, whereintheir Treachery threaten'd me with succeedingRuin, had not Providence interpos'd anddeliver'd the Oppress'd from the cruel handsof such deceitful Enemies: Upon whosehard Usage, and the news of my Disappointment,I was struck at first with a kind ofEpilepsy and depriv'd of all my Senses in anInstant, drop'd down in a publick Coffee-House,under violent Agitations, which, itseems, are generally concomitant with thismiserable Distemper; but being luckily assistedand kindly supported by some Gentlemenpresent, I happen'd to escape those illConsequences that might otherwise have attendedme, during the extremity of my Convulsions,which were reported, by those thatheld me, to be so strong as to be almost insupportable,till the Paroxism d