"[W]e find mention made in a [1692] metrical composition, by Richard Frame... or a successful experiment in the manufacture or iron having been made in the [Pennsylvania] province as early as that year. Frame says A certain place her is, where some begun To try some Mettle, and have made it run, Wherein was Iron absolutely found, At once was known some Forty Pound. The "uncertain place" mentioned... is unfortunately very uncertain. The experiment would doubtless be made in a or ordinary blacksmith's fire."