**

Mint never hinged with original gum.

*

Mint hinged with original gum.

(*)

Unused, without gum or with new gum.

o

Cancelled.

FDC

First day cover.

FFC

First flight cover.

P

Proof, Essay.

PC

Carte Postale.

PS

Postal stationery.

Co

Cover, letter,envelope.

Δ

Fragment, part of letter or envelope.

perf

Perforation or perforated.

Χ.Ο.

Imperforated.

n.h.

Never hinged.

l.h.

Lightly hinged.

4-block

Block of four.

pmk

Postmark.

cds

Circular dated stamp

canc

Cancellation..

wmk

Watermark.

ovpt

Overprint, surchage.

col

Colour(ed).

b/w

Black / White

inv

Inverted.

fr.

Franked.

Vl

Vlastos Catalogue.

Her

Hermes Catalogue.

Yv

Yvert et Telier Catalogue.

Mi

Michel Catalogue.

Hel

Hellas Catalogue

Nic

Nicolas Alain Postal History catalogue.

Στρατ

Stratoudakis cat. for P. Stationery

Unc

Uncirculated.

AU

Almost uncirculated.

XF

Extremely fine.

VF

Very fine.

VG

Very good.

G

Good.

R/RR

Rare, Very rare etc.

ΕΚΤ

Estimation.