Upriver

I used to be fascinated to find the very beginning of a large river. Funny how I still look to find the root of something, especially in a creative act: (Who did this first?/where did this come from?/ is this original?/ how did this evolve as unique?). Here's the Thames as it starts with a few bubbles over small rocks north of Kemble, south of Coates, near Cirencester. The flagstone marks the spot:

In this vein, chanced upon a Seattle Sci-Fi magazine from 1977, with what is, I believe, Bill's very first publication: