Merriam-Webster

Merriam-Webster is a publisher who has published at least 6 editions.

Merriam-Webster's Collegiate Dictionary
Merriam-Webster's Collegiate Dictionary
Merriam-Webster's Visual Dictionary
Merriam-Webster's collegiate dictionary
Merriam Webster 79 Merriam-webster's intermediate dictionary, hardcover, revised edition
Merriam-Webster's elementary dictionary.