411 REFERENCE · Wikibooks
United States Postage Meter Stamp Catalog/GROUP OA – Official Armed Forces government business mail franks/Sub-group OA-ARM: Stamps used primarily for Army official business
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Sub-group AR-ARM: Official Mail meter stamps used primarily for Army official business
Some of these stamps are quite elusive but their actual rarity is not known.
Type OO-IE1, OO-A4 in 2001 edition
3
OA-ARM1. "6500" series.
Corresponds to Types IE1, OO-A4.
As previous OO-A types but the value box is much wider than tall.
A. Wavy lines at left in value figures, 2mm tall (≋)
B. Smaller wavy lines at left in value figures, 1mm tall (≋) (2310000 and 6090000 series)
C. The lines of the value box are thicker than the town mark circle line. (2310000 and 6090000 series) 12px[RR]
Meter numbers: 2310000, 6000000, and 6250000 series
V/F: 12px≋ 0 .00 ≋ 12px(range: 5px.001 to 99.999)
a. Town mark with U.S. ARMY at top, APO and 5-digit number at bottom