They avouch that every element and different state of being have animals resembling those of another element, as there be fishes at sea resembling Monks of late order in all their hoods and dresses, so as the Roman invention of good and bad daemons and guardian angels particularly assigned, is called by them ane ignorant mistake, springing only from this originall.
They call this reflex man a Co-Walker, every way like the man, as a twin-brother and companion haunting him as his shadow, as is that seen and known among men resembling the originall, both before and after the originall is dead, and was also often seen of old to enter a hous, by which the people knew that the person of that liknes was to visit them within a few days.

This copy, echo, or living picture, goes at last to his own herd.

It accompanied that person so long and frequently for ends best known to its selve, whether to guard him from the secret assaults of some of its own folks, or only as an sportfull ape to counterfeit all his actions."-- KIRKE'S SECRET COMMOMWEALTH, p.

3.
The two following apparitions, resembling the vision of Allan M'Aulay in the text, occur in Theophilus Insulanus (Rev.Mr.Fraser's Treatise on the Second Sight, Relations x.

and xvii.):-- "Barbara Macpherson, relict of the deceased Mr.Alexander MacLeod, late minister of St.Kilda, informed me the natives of that island had a particular kind of second sight, which is always a forerunner of their approaching end.