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Republic of Altvia
Postes & Telegraphs

First Series — Instruments of Navigation

Recess-engraved on unwatermarked chalk-surfaced paper. Released by the Philatelic Bureau at Port Meridian on 19 July 1930. Tap any subject to apply the day's cancellation.

Mint · Never hinged

Plate 4B

Catalogue — Series NAV/30

Values in Altvian francs and centimes (100c = 1f). Quantities printed, in thousands.
No.	Design	Value	Colour	Printed
NAV·01	Chart Table	2c	Bistre-brown	1,480
NAV·02	The Astrolabe	5c	Sepia	1,240
NAV·03	Meridian Line	8c	Deep olive	980
NAV·04	Harbour Lantern	12c	Chestnut	760
NAV·05	The Sextant (se-tenant pair)	20c	Slate & carmine	410
NAV·06	Compass Rose	30c	Carmine-rose	355
NAV·07	Sounding Weight	45c	Grey-green	190
NAV·08	Cartographer’s Dividers	60c	Bistre	118
NAV·09	Fixed Star Aldebaran	75c	Deep violet	96
NAV·10	Log & Line	90c	Orange-brown	82
NAV·11	Night Packet Aurelia	1f20	Deep ultramarine	64

Bureau Bulletin

19 JUL
Sheet released. Counter sales open at Port Meridian, Vaskeld and the harbour sub-office from 09:00.
21 JUL
First-day handstamp available for covers presented in person. Machine cancels begin the following week.
04 AUG
Plate 4B retired. Remainders overprinted and held for the archive; no reprints authorised.
NOTE
A shifted comb perforation across the se-tenant pair is known and catalogued as NAV·05a. Twelve examples recorded.

Perforation gauge — 13½ per 2cm

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