C Van Gogh used a cross-hatching technique of filling certain areas with tiny dots to create value
The difference is when you draw by memory you won't remember every tiny detail, and you make/draw it in your own way vs. having the object in front of you you can copy it almost exactly.
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The date of Van Gogh's death was July 29th, 1890.
The cause of his death was a gunshot wound to the stomach either by himself or somebody else. It is unknown.
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