C. R. Downing
My blogs
| Gender | Male |
|---|---|
| Location | San Diego, California |
| Introduction | I am a retired high school science teacher and university professor. After 39 years of that, I'm now an author. Here's my Amazon Author Page: https://www.amazon.com/C-R-Downing/e/B00J29L16W?ref=sr_ntt_srch_lnk_1&qid=1578354963&sr=8-1 |