diff --git a/eyecite/models.py b/eyecite/models.py
index 0260d1d..5fff590 100644
--- a/eyecite/models.py
+++ b/eyecite/models.py
@@ -571,6 +571,9 @@ def merge(self, other: "Token") -> Optional["Token"]:
                 self.variation_editions = cast(
                     tuple, self.variation_editions
                 ) + cast(tuple, other.variation_editions)
+                # Remove duplicate editions after merge
+                self.exact_editions = tuple(set(self.exact_editions))
+                self.variation_editions = tuple(set(self.variation_editions))
                 return self
         return None
 
diff --git a/tests/test_FindTest.py b/tests/test_FindTest.py
index 5294398..47339f1 100644
--- a/tests/test_FindTest.py
+++ b/tests/test_FindTest.py
@@ -186,6 +186,10 @@ def test_find_citations(self):
             # Test with page number that is indicated as missing
             ('1 U.S. ___',
              [case_citation(volume='1', reporter='U.S.', page=None)]),
+            # Test with page number that is indicated as missing, followed by
+            # a comma (cf. eyecite#137)
+            ('1 U. S. ___,',
+             [case_citation(volume='1', reporter_found='U. S.', page=None)]),
             # Test with the 'digit-REPORTER-digit' corner-case formatting
             ('2007-NMCERT-008',
              [case_citation(source_text='2007-NMCERT-008', page='008',