A fine interview with Mr.VanRonk in the New Yorker that is worth reading:
https://www.newyorker.com/culture/culture-desk/a-long-ago-interview-with-dave-van-ronk-about-the-blues
https://www.newyorker.com/culture/culture-desk/a-long-ago-interview-with-dave-van-ronk-about-the-blues