RW42var1, 1975 Canvasback, PNS no. 172777 w/color shift, VF, hunter sgnd w/full gum NH, brown color shift leaving a brown "halo" on decoy's head Cat($5) (Image)

$20

RW47var, 1980 Mallards, (2) Btm PNS no. 173493, double green head & brown head, incls normal stamp, VF NH Cat($25)

$50

RW49var, 1982 Canvasback, not an RW49a (or is it?), 2011 PSE states "orange and violet colors lightened", 2012 PSE cert calls the stamp "altered to attempt removal of orange and violet." The Scott catalog value of a genuine RW49a is $10,000, here's an inexpensive way to add a little fun to your collection! F-VF NH (Image)

$30

RW51var, 1984 Wigeon, UR PB/4 no. 173872, w/red color shift move from eye to head of duck, XF NH Cat($125) (Image)

$125

RW52var, 1985 Cinnamon Teal, red/orange downward color shift creates illusion of duck swimming on a "pool of blood", F-VF NH Cat($50) (Image)

$45

RW55var, 1988 Snow Geese (3), all T PNS's no. 180059, w/"degrees" of white on top of wings variations, VF-XF NH Cat($45) (Image)

$75

RW57a, 1990 Black-bellied Whistling Duck, ERROR, writing omitted on gum side, VF-XF NH, full gum Cat($300) (Image)

$375

RW57a, 1990 Black-bellied Whistling Duck, ERROR, back inscription omitted, VF 80 NH, lgt cr at btm L, 2015 PSE graded cert, SMQ Cat($300)

$175

RW69var, 2002 Black Scoter, Partial Pane/12, (2) PB's/6, each w/lgt doubling of the black engraved that is shifted, 2011 PSE cert states "affects 1st, 3rd, and 4th rows and is evident in the selvage." Actually, affects all (12) stamps in one way or another. Scarce major Federal Duck stamp error! VF-XF NH (Image)

$2500