Since we have revived interest in the thumbnails, I've moved the inventory list here.

1997 Reunion:

HL608 Assateague
HL609 Cape Hatteras
HL610 St. Simons
HL611 Sandy Hook
(2000 each were issued, according to Jim Rutherford's publications.)

1998 Reunion:

HL618 Beavertail
HL619 Point Judith
HL620 Southeast Block
HL621 Rose Island
(1500 each.)

2001 Reunion

HL646a Craighill Lower Front Range
HL647 Craighill Upper Front Range
HL648 Sandy Point Shoal
HL649 Hooper's Strait
(More or less 850)

HL644 Hereford Inlet was issued around the same time?
(2001/2002 (number issued?)

2003-2005 Special Events

2003 - HL664 St. Clair
2004 - HL668 THMB Three Sisters
2005 - HL677 THUMB Fourteen Foot Bank
(low estimate around 5,000 each?)

2005 Reunion:

HL679 Old Mackinac
HL680 Grays Reef
HL681 Waugoshance
HL682 Fourteen Ft. Shoal
HL683 Poe Reef
HL684 St. Helena
HL685 Spectacle Reef
HL686 Round Island
HL687 White Shoal
(450 + ?)

Addendum:

El Morro - 2006 Tidewater Regional Event
(Do we have an HL number yet? How about number issued?)

New total: 26.