
Undated
GENUINE / fiesta / H·L·Co USA
Lowercase script f belongs to the vintage ink-stamp family; this rule does not date every clay-impressed f.
Pottery & porcelain · a closer look
KKB decodes to 1996, second quarter; the uppercase-F ink design differs from the vintage lowercase stamp.
Production-code dates identify the pictured example, not the complete use interval of the design.

Undated
Lowercase script f belongs to the vintage ink-stamp family; this rule does not date every clay-impressed f.

Undated
The separate HL monogram and MADE IN wording differ from the shorter HLC USA version.


2025
NNNB is the 2025 second-quarter code; LEAD SAFE replaces LEAD FREE on this example.

Undated
The 75th ANNIVERSARY inscription identifies the commemorative format; this employee piece dates to 2010.