Wilson Postcard Checklist
The following checklist references Henry Gates’ study and supplements that work with varieties shown in red text. I would be happy to add to this list if you have additional cards not noted here. The designation “ERD” is an attempt to record the Earliest Recorded Date of postal usage of each card.

Stacks Image 1263
WLS-P01
ERD June 22, 1897
Card No.   Printer's Imprint PPC No.
No Gates listing No Gates listing No Gates listing
P-1 No imprint PPC No. 11
P-2 No imprint
No Address Box
PPC No. 11

Stacks Image 1265
WLS-P02 Type I
ERD January 20, 1898
Card No.   Printer's Imprint PPC No.
P-1 No Imprint PPC No. 1
Uncoloured space for stamp omitted
Wilson advertisement on back
P-2 No Imprint PPC No. 1
"What is the matter with this little flag?" on back
P-3 No Imprint PPC No. 1
Same as P-2, on thick card
P-4 No Imprint PPC No. 1
Uncoloured space for stamp has perforated border
and text "1.¢ Stamp Here"
P-5 No Imprint PPC No. 1
Uncoloured space for stamp has rectangular border
Non-Wilson advertisement on back
P-6 No Imprint PPC No. 1
Uncoloured space for stamp omitted
No advertisement on back
P-8 No Imprint PPC No. 1
Uncoloured space for stamp has rectangular border
J.C. Wilson advertisement on back
for full product range
P-9 No Imprint PPC No. 1
Uncoloured space for stamp omitted
Uncoloured address panels have rounded ends
instead of square ends

Stacks Image 1269
WLS-P02 Type II
ERD May 12, 1898
Card No.   Printer's Imprint PPC No. Card Back
P-1 No Imprint PPC No. 2
P-2 Imprint B PPC No. 3
P-3 Imprint C PPC No. 3
P-4 Imprint B PPC No. 9
P-5 Imprint C PPC No. 11
P-6 Imprint C PPC No. 13
P-7 No Imprint PPC No. 13
P-8 No Imprint PPC No. 2 Song Back No. 2

Stacks Image 1273
WLS-P03 Type I & II
ERD May 13, 1898
Card No.   Printer's Imprint No. of
Lion's
Eyes Open
PPC No.
P-1 Imprint A 2 PPC No. 4
P-2 Imprint B 2 PPC No. 6
P-3 Imprint C 2 PPC No. 6
P-4 Imprint C 1 PPC No. 6
P-5 Imprint C 1 PPC No. 6
Colour B
P-6 Imprint A 2 PPC No. 5
P-7 Imprint C (1899) 2 PPC No. 4
P-8 Imprint C 1 PPC No. 4
P-9 Imprint C 2 PPC No. 4
P-10 Imprint C 1 PPC No. 4
Colour B
P-11 Imprint C 2 PPC No. 11

Stacks Image 1277
WLS-P04
ERD November 28, 1898
Card No.   Printer's Imprint PPC No.
P-1 Imprint B PPC No. 7

Stacks Image 1281
WLS-P05
ERD August 14, 1898
Card No.   Printer's Imprint No. of
Stripes
PPC No.
P-1 Imprint C 7 PPC No. 8
P-2 Imprint C 8 PPC No. 8
P-3 Imprint C 7 PPC No. 11

Stacks Image 1285
WLS-P06 Type I
ERD May 18, 1898
Card No.  Printer's Imprint  No. of  
Eyes
Open 
No. of  
Red
 Stripes 
PPC No. Card Back
P-1 Imprint A 2 8 PPC No. 5
P-2 Imprint B 2 8 PPC No. 6
P-3 Imprint C 1 7 PPC No. 4
P-4 Imprint C 1 7 PPC No. 4 Wilson ad on back (2 types)
P-5 Imprint C 2 7 PPC No. 4
P-6 Imprint B 2 8 PPC No. 6 Wilson ad on back
P-7 Imprint C 1 7 PPC No. 4 Song Back No. 5

Stacks Image 1289
WLS-P06 Type II
ERD June 19, 1898
Card No.   Printer's Imprint  PPC No.
P-1 Imprint C PPC No. 4
P-2 Imprint C PPC No. 4
Wilson advertisement on back
(two varieties)
P-3 Imprint C PPC No. 4
Masts of ship uncoloured
P-4 Imprint C PPC No. 11
Private Post Card text omitted

Stacks Image 1297
WLS-P07 Types I & II
ERD September 1, 1899
Card No.  Printer's Imprint Type PPC No.
P-1 Imprint C (1898) Type I PPC No. 4
P-2 Imprint C (1899) Type I PPC No. 4
P-3 Imprint C (1899) Type II PPC No. 4

Stacks Image 1301
WLS-P08 Type I
ERD September 4, 1899
Card No.  Printer's Imprint  Type  PPC No.  Card Back
P-1 Imprint C (1898) Type I PPC No. 4 Blank
P-2 Imprint C (1898) Type I PPC No. 4 Song Back No. 15

Stacks Image 1305
WLS-P08 Type II
ERD November 1, 1899
Card No. Printer's Imprint Type PPC No.
P-1 Imprint C Type II PPC No. 4
P-2 Imprint C Type II PPC No. 11

Stacks Image 1309
WLS-P09 Type I
ERD January 11, 1900
Card No.  Printer's Imprint  PPC No.  Card Back
P-1 Imprint C (1899) PPC No. 4 Blank
P-2 Imprint C (1899) PPC No. 4 Song Back No. 13

Stacks Image 1313
WLS-P09 Type II
ERD July 20, 1903
Card No.  Printer's Imprint  PPC No. 
No Gates listing No Gates listing No Gates listing

Stacks Image 1317
WLS-P10
ERD July 20, 1901
Card No.  Printer's Imprint  PPC No.
No Gates listing No Gates listing No Gates listing
P-1 Imprint C (1899) PPC No. 4

Stacks Image 1321
WLS-P11
ERD September 3, 1901
Card No.  Printer's Imprint  PPC No.
P-1 Imprint C (1899) PPC No. 6

Stacks Image 1325
WLS-P12
ERD April 6, 1901
Card No.  Printer's Imprint  PPC No.
No Gates listing No Gates listing No Gates listing
P-1 Imprint C (1900) PPC No. 4

Stacks Image 1329
WLS-P13
ERD October 5, 1901
Card No. Printer's Imprint PPC No.
No Gates listing No Gates listing No Gates listing
P-1 Imprint C (1900) No. 4