I believe it was Emily Dickinson, but you may want to look a bit more into it.
It could be, as free verse poetry does not follow a specific structure or rhyme scheme. The lack of a fixed form allows the poet more freedom in expression, focusing on imagery and emotion. If 'My Father Is a Simple Man' lacks a consistent meter or rhyme scheme, it may qualify as free verse.
Free verse has variable rhythm.
Free form and free verse.
Education, Business and Free Verse
Most people say that poet Walt Whitman is the father of free verse poetry. He wrote what he felt without regard for conventional and preexisting style and formal format. In other words, he ignored "the rules." You can see free verse poetry by looking up the works of Walt Whitman. You can also type "Joseph C Parrish" into Youtube search to see approximately 99 samples of free verse poetry.
as long as you want it to be, it's FREE verse
Moses father was Amram and you can find this at Exodus Chapter 6 verse 20.
a lyric
There isn't a requirement of rhythm for a free verse poem.
Poetry that does not use set meter or rhyme scheme is known as free verse. This phrase, however, can be somewhat deceptive because while poetry in this form does not adhere to traditional definitions of poetry forms, these elements of rhyme and meter are still important. It is rare to find a poem that is truly free verse, where the poet has not thought extremely carefully about every word choice in each line.
No, "Eldorado" is not a free verse poem. It is a narrative poem with a set rhyme scheme and structure.
Free verse poetry differs from formal verse in that with free verse the writer is not constricted by rules of length, stanza and rhyming. Whereas in formal verse there are certain rules as stated earlier that must be adhered to when writing poetry such as Haiku or Sonnets.