Watermark Abbreviations
SC	-	Small Crown
LC	-	Large Crown
HP	-	Script Half penny extending over three stamps
VR	-	Letters VR
SG	-	Small Garter
G	-	Medium Garter
LG	-	Large Garter
E	-	Emblems two roses a thistle and a shamrock
SR	-	Spray of Rose
MC	-	Maltese cross
LA	-	Large Anchor
SA	-	Small anchor
O	-	Orb
IC	-	Imperial Crown

Official or Departmental Stamps
Inland Revenue - various issues overprinted with I.R. Official in two lines
Category	Cat No	Sub-Id	Colour/Shade	Paper	Perf	Wmk	Other	Date	Denom	Colour	Description	No.. Issued
O	1				14	IC		1882-11-01	0.5d	Green	QV - #164 overprinted I.R. Official
O	3				14	IC	d2	1882-10-01	1d	Lilac	QV - #172 overprinted I.R. Official
O	4				14	IC	d18	1882-11-03	6d	Grey	QV - #161 overprinted I.R. Official
O	5				14	IC		1885-05-08	0.5d	Slate-blue	QV - #187 overprinted I.R. Official
O	6				14	IC		1885-03-12	2.5d	Lilac	QV - #190 overprinted I.R. Official
O	7				14	IC		1885-03-12	1s	Green	QV - #196 overprinted I.R. Official
O	8			Blued	14	IC		1885-03-12	5s	Rose	QV - #176 overprinted I.R. Official
O	8				14	IC		1890-03-01	5s	Rose	QV - #180 overprinted I.R. Official
O	10				14	IC		1890-03-01	10s	Ultramarine	QV - #183 overprinted I.R. Official
O	11				14	3IC		1885-03-12	1	Brown-lilac	QV - #185 overprinted I.R. Official
O	12				14	3O		1890-03-01	1	Brown-lilac	QV - #186 overprinted I.R. Official
O	13				14	IC		1888-05-01	0.5d	Vermillion	QV - #197 overprinted I.R. Official
O	14			Blue	14	IC		1892-02-01	2.5d	Purple	QV - #201 overprinted I.R. Official
O	15				14	IC		1889-09-01	1s	Green	QV - #211 overprinted I.R. Official
	16				14	IC		1892-06-01	1	Green	QV - #212 overprinted I.R. Official
	17				14	IC		1901-04-01	0.5d	Blue-green	QV - #213 overprinted I.R. Official
	18			Rose-red	14	IC		1901-07-01	6d	Purple	QV - #208 overprinted I.R. Official	120000
	19				14	IC		1901-12-01	1s	Green/Carmine	QV - #214 overprinted I.R. Official	2400
Office of Works - various issues overprinted with O.W. Official in two lines
O	31				14	IC		1892-03-24	0.5d	Vermillion	QV - #197 overprinted O.W. Official
O	32				14	IC		1901-11-05	0.5d	Blue-green	QV - #213 overprinted O.W. Official	6000
O	33				14	IC	d2	1892-03-24	1d	Lilac	QV - #172 overprinted O.W. Official
O	34		Dull		14	IC	d2	1902-04-29	5d	Purple/Blue	QV - #207 overprinted O.W. Official	12000
O	35		Dull		14	IC		1902-05-28	10d	Purple/Carmine	QV - #210 overprinted O.W. Official	800 (480 used)
Army - various issues overprinted Army Official in two lines
O	41				14	IC		1896-09-01	0.5d	Vermillion	QV - #197 overprinted Army Official
O	42				14	IC		1900-04-01	0.5d	Blue-green	QV - #213 overprinted Army Official
O	43				14	IC	d2	1896-09-01	1d	Lilac	QV - #172 overprinted Army Official
O	44			Blue	14	IC		1896-09-01	2.5d	Purple	QV - #201 overprinted Army Official
O	45			Rose-red	14	IC		1901-08-01	6d	Purple	QV - #208 overprinted Army Official
Government Parcels - various issues overprinted Govt. Parcels in two lines
O	61				14	IC		1886-04-30	1.5d	Lilac	QV - #188 overprinted Govt Parcels
O	62		Dull		14	IC		1886-04-30	6d	Green	QV - #194 overprinted Govt Parcels
O	63		Dull		14	IC		1883-08-01	9d	Green	QV - #195 overprinted Govt Parcels
O	64				14	IC	d13	1883-07-01	1s	Brown	QV - #163 overprinted Govt Parcels
O	64	c			14	IC	d14	1883-07-01	1s	Brown	QV - #163 overprinted Govt Parcels
O	65		Dull/Pale		14	IC		1887-10-29	1.5d	Purple/Green	QV - #198 overprinted Govt Parcels
O	66			Rose-red	14	IC		1887-12-19	6d	Purple	QV - #208 overprinted Govt Parcels
O	67		Dull		14	IC		1888-08-21	9d	Purple/Blue	QV - #209 overprinted Govt Parcels
O	68		Dull		14	IC		1890-03-25	1s	Green	QV - #211 overprinted Govt Parcels
O	69				14	IC	d2	1897-06-01	1d	Lilac	QV - #172 overprinted Govt Parcels
O	69	c			14	IC	d2	1897-06-01	1d	Lilac	QV - #172 overprinted Govt Parcels inverted	240
O	70				14	IC		1891-10-24	2d	Grey-green/Carmine	QV - #200 overprinted Govt Parcels
O	71				14	IC		1892-09-01	4.5d	Green/Carmine	QV - #206 overprinted Govt Parcels
O	72				14	IC		1900-11-01	1s	Green/Carmine	QV - #214 overprinted Govt Parcels	36000
Board of Education - various issues overprinted Board of Education in three lines
O	81		Dull		14	IC	d2	1902-02-19	5d	Purple/Blue	QV - #207 overprinted Board of Education	5520
O	82				14	IC		1902-02-19	1s	Green/Carmine	QV - #214 overprinted Board of Education	2400