Watermark directions when viewed from the front (column 3):
0 = Unwatermarked; 1 = left; 2 = right; 3 = upright; 4 = inverted; 5 = left, reversed; 6 = right, reversed; 7 = upright, reversed; 8 = inverted, reversed.

S1 to S6 sold at 5¢ over face value. Later issues sold at face value.

Price - Actual sold prices realized on eBay in early 2013: m = unused, u = used, f = first day cancel

No.

Description

Wmk

Issued

Price

S1

25¢ Purple with green over white paper, 
watermarked: Cray Valley Parchment
a. Unwatermarked (from portion of watermarked sheet)

100,000*

S2

25¢ Purple with green over white paper, 
watermarked: "Wrotham" Vellum Wove Kent A
a. Watermarked reversed

*

S3E

25¢ Purple with green over white paper, "E" (sometimes looks like a B or Z)
watermarked: Imperial (castle) E Air Mail

25,000

S4E

25¢ Scarlet and yellow with green on blue paper, "E"
a. Unwatermarked

200,000

$13.10u

$7.99u

S5E

50¢ Green and yellow with green on blue paper, "E"
a. Unwatermarked

100,000*

$13.10u

S5G

50¢ Green and yellow with green on blue paper, "G"

*

S6F

25¢ Purple on blue paper, "F"
a. Watermark reversed

500,000*

S6Z

25¢ Purple on blue paper, "Z"

*

$9.50u

S7H

50¢ Green and yellow with green on blue paper, "H"

$20.38u

S8K

30¢ Purple on blue paper, "K"
a. Inverted die cutting

S8L

30¢ Purple on blue paper, "L"
a. Red & green lozenges only (no stamp & inscriptions)

S8P

30¢ Purple on blue paper, "P"

S8S

30¢ Purple on blue paper, "S"

S9K

55¢ Green and yellow with green on blue paper, "K"

S9P

55¢ Green and yellow with green on blue paper, "P"

S10S

10¢ Green on blue paper, "S"
a. Lozenges shifted

S10V

10¢ Green on blue paper, "V"
a. Lozenges shifted
b. Red & Yellow lozenges only (stamp missing)

S10Y

10¢ Green on blue paper, "Y"
b. Red & Yellow lozenges only (stamp missing)
c. Die cut only (no stamp or lozenges)

S10Z

10¢ Green on blue paper, "Z"
a. Lozenges shifted
b. Red & Yellow lozenges only (stamp missing)
c. Stamp, inscriptions, and red inverted

S10A

10¢ Green on blue paper, "A"
b. Red & Yellow lozenges only (stamp missing)

---

$49.99m

S10B

10¢ Green on blue paper, "B"
b. Red & Yellow lozenges only (stamp missing)
c. Die cut paper only (no printing)

S11S

30¢ Purple on blue paper, "S"
a. Lozenges shifted
b. Unwatermarked (portion of watermarked sheet)

$4.99u

S11V

30¢ Purple on blue paper, "V"
a. Lozenges shifted
b. Red & yellow lozenges missing
c. Red & yellow inverted
d. Die cut only

S11Y

30¢ Purple on blue paper, "Y"
b. Red & yellow lozenges missing

S11Z

30¢ Purple on blue paper, "Z"
a. Lozenges shifted

S11B

30¢ Purple on blue paper, "B"
b. Green lozenges missing

S12S

55¢ Red on blue paper, "S"
a. Lozenges shifted
b. Green lozenges missing

S12V

55¢ Red on blue paper, "V"
a. Lozenges shifted
b. Red & yellow lozenges only

S12Z

55¢ Red on blue paper, "Z"
a. Lozenges shifted
b. Yellow & green lozenges missing
c. Stamp and imprints partially inked

S12B

55¢ Red on blue paper, "B"
b. Red & yellow lozenges missing
c. Die cut only
d. Double impression, second in light red

S10PR

10¢ proofs of portrait on heavy card stock in red, green, yellow, black, blue, red brown, and pink

S10T

10¢ printer’s test on white paper with no die cut
a. Red & Yellow missing
b. Red only
c. Yellow only
d. Red & green only
e. Yellow & green only

S11PR

30¢ proofs of portrait on heavy card stock in red, green, yellow, black, blue, red brown, and pink

S11T

30¢ printer’s test on white paper with no die cut,
watermarked 3 circles and Extra Strong

S12PR

55¢ proofs of portrait on heavy card stock in red, green, yellow, black, blue, red brown, and pink

S12T

55¢ printer’s test on white paper with no die cut
a. Green missing
b. yellow missing

S13

10¢ Green on blue paper

a. Lozenges shifted
b. Dark blue paper
c. "Hole in head" variety
d. Red & yellow lozenges missing
e. Green lozenges missing
f. Yellow lozenges missing

S14

30¢ Purple on blue paper

S15

55¢ Red on blue paper

S16R

40¢ in red on 30¢ on #S14

a. Inverted overprint in red
b. Double overprint in red
c. Double overprint, one inverted in red
d. Bars missing in red

$2.50m

$4.99u

$39.00m

S16V

40¢ in violet on 30¢ on #S14

$6.50f

$5.50f

$4.99f

S17V
 

40¢ in violet on 55¢ #S15
a. Inverted overprint in violet

$6.49u

---

S18VS

40¢ in violet on 30¢ on #S11S, "S"

$19.50m

S18RS

40¢ in red on 30¢ on #S11S, "S"

2

$26.00m

S18VB

40¢ in violet on 30¢ on #S11B, "B"

3

$33.00m

S18RB

40¢ in red on 30¢ on #S11B, "B"

$17.45m

S19VP

40¢ in violet on 55¢ on #S9 "P"

$23.49m

S19RB

40¢ in red on 55¢ #S12B, "B"

$8.50m

S20RS

40¢ in red on 55¢ #S12S, "S"

$17.45m

S20RZ

40¢ in red on 55¢ #S12Z, "Z"

$20.50m

$9.99m

S20VZ

40¢ in violet on 55¢ #S12Z, "Z"

$21.25

S21

10¢ Blue on blue

$4.99u

S22

10¢ Blue on blue

$4.99u

S23

40¢ Red on blue

$3.00f

$4.99u

S24

10¢ Blue on blue, Amharic added below AEROGRAMME and to address bars

$9.38u

S25R

15¢ in red on 10¢ Blue on blue #S22

$15.50m

S25V

15¢ in violet on 10¢ Blue on blue #S22

$23.50m

S26R

15¢ in red on 10¢ Blue on blue, Amharic added #S24

a. Inverted overprint

$35.00m

---

S26V

15¢ in violet on 10¢ Blue on blue, Amharic added #S24

a. Double overprint

b. Double overprint, one inverted

0

0

0

$18.75m

---

---

S27R

50¢ in red on 10¢ Blue on blue #S22

$20.50m

$3.45m

S28V

50¢ in violet on 10¢ Blue on blue, Amharic added #S24

a. Inverted overprint

$$$15.50m

$11.35m

---

S28R

50¢ in red on 10¢ Blue on blue, Amharic added #S24

0

$13.10m

S29

15¢ Blue on blue with Amharic under Aerogramme

$9.38m

$20.45m

S30

50¢ Red on blue with no Amharic under Aerogramme

$4.99m

$9.38u

S31

15¢ Blue on blue, added "Addressee's name and address"

Pale blue - underinked

$12.77m

0

S31L

15¢ Blue on blue, added "Addressee's name and address", narrower, with box lines

0

$26.25m

$20.49f

S32

50¢ Red on blue, added "Addressee's name and address"

$4.99u

$3.90m

$6.59m

$18.75f

S33V

15¢ in violet on 50¢ Red on blue #S30

$13.10m

$2.50m