100 years World Postal Union (UPU) (I) -PROOF / DELUXE SHEET- (MNH)

ARTICLE DESCRIPTION:

MiNo. 376B - 378B PROOF LAO
StTpr.; A = perf. K 12 3/4:13; B = imperforated
Proof, date of issue: 30.4.1974
Picture descriptions:
mw) emblem, boy at the mailbox
mx) UPU monument, 2 girls with letters
376 B  70 K multicolored mw
377 B  80 K multicolored mw
378 B  200 K brown / scarlet (FP) mx
Proof Issue with MiNo. 376B-378B
Designer: Laos Post
Quantity: unknown
Printer: Recess - Government Printing Works, Paris
Conservation status:
Here as a "MINT NEVER HINGED (MNH)" imperforated Proof / Deluxe Sheet
Issue Notice:

• In the same drawing as MiNo. 378: MiNo. 389