Abbreviations used

ACS - Auckland City Stamps.

AV - Average.

blk - Block.

b/s - Back stamped.

C - Cover.

Cat - Catalogue Value.

cds - Circular Date Stamp.

CP - Campbell Paterson Cat.

CTO - Cancelled to Order.

ds - Date Stamp.

Defs - Definitive.

Env - Envelope.

FDC - First Day Cover.

F/u - Fine Used.

G/u - Good used.

incl - includes.

inv - inverted.

Kiwi - Kiwi Catalogue.

LHM - Lightly Hinged Mint.

M - Mint.

MNG - Unused with No Gum.

MUH - Mint Unhinged.

Ms - Miniature Sheet.

O/c  - Off Centre.

O/p - Overprint.

Picts - Pictorials.

P/c - Postcard.

P/m - Postmark.

Pr - Pair.

Reg - Registered.

Sam - Samuel Catalogue.

Sw - Sideways.

Sm - Small.

S/g - Stanley Gibbons.

T/s Tone Spot.

Unwmk - unwatermarked.

U - Used.

Vfu - Very Fine Used.

VG - Very Good.

W/c - Well Centered.

W/m - Watermark.

I & R - Inverted & Reversed.

[+] - Block of 4.

[6] - Block of 6 (etc).