FDC (First Day Cover) is a special issue envelope equipped with the appropriate stamp, imprint of a special postal stamp and the accompanying drawings and texts. It is issued on the first day of the r [..]

Addressed item is a postal item with an address of the addressee, where the item should be delivered.

Addressee is a legal or a natural person whose name is on the address side of an item and to whom the item is delivered upon sender’s request.

Ambulance (vehicle) was a postal vehicle for the transport of postal items.

Ambulance (railway) – travelling post office was a postal vehicle for the transport of postal items by railway, a specially designed postal wagon.

"AR label" is a label for an item with an advice of receipt. This label is put on the address side of a letter or a parcel, and it is written or circled on a accompanied documentation.

Avers is the front of the banknotes, medals, stamps and philatelic units.

Barcode is a machine-readable Universal Product Code. Barcodes are read by scanners that hover over the code and register the Universal Product Code (UPC). A series of vertical bars and empty spaces i [..]

Behest (testament, obligation) was a postal remittance, money order; book (protocol) were the record of money orders was kept.

Behest string (ribbon) is a thready ribbon, usually in the colours of the national flag, which was used to secure all the pages of behest book by stitching the ribbon on all ends and sealed with red w [..]