-1/2c Hale, 1-1/2c Harding, 4c
Martha Washington, 5c Roosevelt, 6c Grant, 1c-5c Lexington-Concord (551,
576, 585-587, 617-619). Combination cover serviced by Hammelman, all
eight stamps were issued on the same day (April 4, 1925) and are tied by
Washington D.C. duplex cancelsVERY FINE. THIS IS ONE OF THE FINEST KNOWN EXAMPLES OF THIS RARE MULTIPLE-ISSUE FIRST DAY COVER AND ONE OF THE MOST CELEBRATED OF CLASSIC COMBINATION COVERS.
The most recent sale of a similar combination cover was in the McCusker April 1998 auction, where it brought $3,750 hammer. (Image)
2c, 4c, 9c, 10c 1922 Issue
(554, 556, 561-562). Combination cover bearing all four stamps issued
on the same day, tied by First Day Washington D.C. Jan. 15, 1923
2:30 PM duplex cancels, typed address to and serviced by Philip H. Ward,
neatly opened at top, Very Fine, an exceptionally rare combination cover,
one of the scarcest of all 1922 Flat Plate combination covers and only the
second we offered in over 15 years (Image) 
-1/2c Hale (551). Group of
seven different unofficial First Days including East Haven CT,
Southington CT, North Haven CT, Meriden CT, Plantsville CT, New York NY and
Alexandria VA, all standard-size or smaller, a very clean lot in Extremely
Fine condition (Image) 
2c Washington (554). Block
of four (small tear), tied by unofficial First Day Baltimore Md.
Jan. 15, 1923 5PM duplex cancel addressed to and serviced by Howard C.
Beck, Very Fine, unlike other low-value Flat Plate Issues the 2c value is
known with only a scant few different unofficial cities, this is the first
we have seen from this city, possibly unique
(Image) 
3c Lincoln (555). Group of
five different unofficial First Days including Alexandria VA, New
York NY, Hodgenville KY (strip of four), Baltimore MD and Millburn NJ, most
serviced by Nickles, all standard-size covers, Very Fine, seldom offered in
such a large group, Brookman catalogue value $1,500.00
(Image) 
3c Lincoln (555). Group of
five covers, all tied by unofficial First Day Hodgenville KY cancels
and with certificates, a fine study of various servicers including Worden,
Hammelman (block of four), unaddressed, Fred W. Honens with two different
(one with a block of four and the other with a block of six on blue
envelope), Very Fine, Brookman catalogue value $1,000.00
(Image) 
4c Martha Washington, 9c
Jefferson (556, 561). Combination First Day cover, stamps tied
by Washington D.C. oval on registered cover addressed to Frost in Newton
Center Mass., First Day cancels on back, the finest example of this scarce
First Day combination cover, both stamps were issued the same day, this is
only the third such cover we have handled and is in fact the same cover we
sold to Dr. Martin in 1990 for $700, with 1991 P.F. certificate (Image)