In what year was the album “Free Form Patterns” released by Lightnin' Hopkins?

In what year was the album “Free Form Patterns” released by Lightnin' Hopkins?: The album “Free Form Patterns” was released in 1968 by Lightnin' Hopkins.
What is the most successful song from the album “Free Form Patterns” by Lightnin' Hopkins?: “Mr. Charlie” is the biggest hit from the album “Free Form Patterns” by Lightnin' Hopkins.

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