* The name is misspelled. There might be a similar name with a slight variation.
* The author is not widely known. If Littlejohn is a lesser-known author, their work might not be easily found in online databases.
* The author is fictional. It's possible the name is a fictional character or a made-up name.
To find more information, you could try:
* Double-checking the spelling.
* Searching for the name along with the genre of books they may have written.
* Looking for information on author databases and websites.
If you can provide more context about Elbridge Gerry Littlejohn, such as the genre they wrote in or any specific books they are known for, it might be easier to find information about them.