You left out Ambrose Bierce; who should be included with the other two.
One of my prized books was The Complete Works of Ambrose Bierce- I see that a similar edition is available on Kindle for $3, prolly half what I paid for the big paperback 45 yrs ago.
His writing holds up well. Although soldier that he was, in some stories he used Civil War military terminology that at first was unfamiliar to me.
A lot of people will know Bierce from his ‘An Occurrence At Owl Creek Bridge’ that a French filmmaker and Twilight Zone turned into a gem: