AC390: Scripto Smooth Writing Short Black Leads (1.1mm) Medium (HB).

Date: c1930s

Size: Each lead is 1 3/8 inches long

A full box of Scripto leads in the HB medium grade.  Each box has a paperboard outer sleeve and inside is a wooden tray that holds the leads.  There are twelve black leads in each pack.  I currently have nineteen packs of these leads.