▁Man ’ s ▁Bo ots ", ▁Top - Not ch , ▁May ▁ 1 ▁ 1 9 2 3 , ▁short ▁story ▁ ▁The ▁Answer ing ▁Fl ame , ▁Western ▁Story ▁Magazine , ▁October ▁ 3 0 ▁ 1 9 2 6 , ▁nov ella ▁ ▁" Ap ache ▁Ed ", ▁Western ▁Advent ures , ▁November ▁ 1 9 3 0 , ▁short ▁story ▁ ▁At ▁Bay ▁on ▁the ▁Limited , ▁Rail road ▁Man ’ s ▁Magazine , ▁January , ▁February , ▁March , ▁April , ▁May ▁ 1 9 0 9 , ▁serial ▁segment ▁ ▁" At ▁the ▁Pit ’ s ▁Edge ", ▁Western ▁Story ▁Magazine , ▁July ▁ 1 4 ▁ 1 9 2 8 , ▁short ▁story ▁ ▁" At ▁Sea ▁in ▁Seattle ", ▁Top - Not ch , ▁October ▁ 1 ▁ 1 9 1 5 , ▁no ve lette ▁ ▁" At ▁the ▁Sign ▁of ▁the ▁Death ’ s ▁Head ", ▁Cl ues , ▁October , ▁November ▁ 1 9 3 1 , ▁serial ▁segment ▁ ▁" A ven gers ▁Three ", ▁Western ▁Story ▁Magazine , ▁December ▁ 5 ▁ 1 9 2 5 , ▁no ve lette ▁ ▁The ▁Aven ging ▁Tw ins , ▁H utch inson ▁and ▁Co , ▁ 1 9 2 6 , ▁novel , ▁repr ints ▁first ▁ 3 ▁Aven ging ▁Tw ins ▁stories ▁ ▁" B aby ▁Be ef ", ▁Western ▁Story ▁Magazine , ▁July ▁ 7 ▁ 1 9 2 8 , ▁no ve lette ▁ ▁" The ▁Back sl iding