Latin. When the extremes have been proved, those things which are between them are presumed. Thus, in a reduction of a deed on the ground of deathbed, where it is necessary to show that the deceased at the time he executed it was laboring under the disease of which he died, it will be sufficient to prove that the deceased was attacked by that disease and that within sixty days of executing the deed the granter of it died; the fact of the disease, and the subsequent death being proved, the Court will presume the continuance of the disease between these two periods.