United States Postage Meter Stamp Catalog/GROUP OA – Official Armed Forces government business mail franks/Sub-group OA-AIR: Stamps used primarily for Air Force official business
Sub-group AR-AIR: Official Mail meter stamps used primarily for Air Force official business edit
- Some of these stamps are quite elusive but their actual rarity is not known.
Type OO-IC4, OO-A2.2 (part) in previous editions
OA-AIR1. "Pitney Bowes 5313", 1979.
- Corresponds to Type IC4.1 and OO-A2.2.
- Value figures with wide wavy-line triad at left and no symbol at right (does not print fractions of a cent).
- When printing dollar values a narrow wavy-line triad appears left of the dollar number.
♦ Stamps with dollar values show a small wavy-line triad at left of the dollar number. These stamps resemble Type OO-A2.1 stamps. They can be differentiated by the placement of the decimal and the right-most number. See close-up scans at right.
Type OO-KE1.1 or OO-C3.1 in 2001 edition
OA-AIR2 Singer "9232" (MV).
- Corresponds to Type KE1.1, OO-C3.1C.
- Value figures with wavy line triads at both sides. Triad type A at right.
- "U.S. POSTAGE" extends to the left of the penalty statement. The left side of the value box is under the second "F" in "OFFICIAL".
- Similar to OO-C1 types except the design includes only two stars which flank the meter number at the bottom.
- M# in 503000 and 504000 series.
- Wavy line triad type D at left. M# with "S" prefix
- V/F: ≋.00≋ (range: .01 to 9.99)