Start of two lines from the right-hand side of a letter, with a possible trace of the left-hand column visible; the hand resembles that of [292] and [406]. The tops of a line in address script are visible on the back; although this may be a name ending li, neither Ceriali nor Geniali can be read.
. . . . .
s..d fa.[
cos n c.[
. . . . .
Hardly quod.
There is a superscript dash over n; most probably ami-]/cos n(ostros), rather than co(n)s(ular- ) n(ost- ); there is no abbreviation mark after cos.