Stated-to-catalogue

- Stated-to-catalogue, total or other, based on catalogue prices.
S/b. - Abbreviation for stock-book.
Schiffspost - Ship post.
Self-adhesive - A postage stamp with a permanently sticky back, protected before use by a removable piece of paper.

S/F - Space Filler, with significant defects.
S.G. - Stanley Gibbons
S.O. - Sorting Office.
S.T. - Sorting Tender - on railway postmarks.
S.T.C. - Stated-to-catalogue, total or other, based on catalogue prices.

See also: Packet, Pair, Pane, Paquebot, Weak