Gutter in philately (stamp collecting) is a space between printed stamps. Gutters may separate sheet of stamps in panes. They may, or may not, have some printing. The gutter between the stamps is often the same size as the postage stamp.
There are other related philatelic terms:
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- Bennett, R.; Watson, J. (1978). Philatelic Terms Illustrated. London: Stanley Gibbons Publications.CS1 maint: multiple names: authors list (link)
- "Stamp Collecting Questions and Answers". Learn About Stamps. Mystic Stamp Company. 2009. Archived from the original on 2009-02-17. Retrieved 2007-03-22.
Q. What are vertical and horizontal "gutter pairs"?CS1 maint: discouraged parameter (link)