* The name is misspelled: There may be a similar name that you're thinking of.
* The author is relatively unknown: It's possible that Edward Campbell Mead is a lesser-known author, perhaps writing in a niche genre or under a pseudonym.
* The author is a local or regional writer: They may have published works in a specific area, making them less known on a larger scale.
To find out more, you could try:
* Checking online databases: Search for the author's name on databases like WorldCat, LibraryThing, or Goodreads.
* Consulting online libraries: Search for the author's name on the websites of major libraries.
* Searching for the author's name on Google: This may help you find websites or publications mentioning the author.
Please provide more context if possible, such as the genre of books you are interested in, or any other information you have about this author, so I can better assist you.