Saturday, June 8, 2019

Yellowstone and Grand Teton National Parks

At the invitation of my daughter, we went with them to visit Yellowstone and Grand Teton National Parks. The visit stretched from May 30 to June 1, 2019.

We actually traveled to West Yellowstone, Montana, on May 29.

I was outnumbered by female relatives:

Monday, April 29, 2019

Pipe Organ Mutations and Arithmetic


This post shows how to use arithmetic to predict what pitch 2 2/3', 1 3/5', and 1 1/3' stops will sound relative to the fundamental 8' pitch. (It also works for 5 1/3' and other mutations.) If you hate arithmetic, already understand mutations, or are bored with organs, this is probably tl;dr (too long, don't read).