Below you will find the solution for: O! This author of O Pioneers was featured on a stamp in 1973 Jeopardy .
Since you already solved the question O! This author of O Pioneers was featured on a stamp in 1973 which had the answer CATHER, you can simply go back at the main post to check the other answers. You can do so by clicking the link here Jeopardy February 17 2022
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