Spectroscopy
What is Spectroscopy? – Easy to understand introduction to spectroscopy — Astronomy Camp Spectroscopy, authored by Craig Kulesa
PCW Memorial Observatory – Erika Rix
Having fun exploring our universe!
Astronomical Sketching: A Step-by-Step Introduction
Sketching the Moon: An Astronomical Artist’s Guide
Solar Sketching: A Comprehensive Guide to Drawing the Sun
PCW Memorial Observatory - Erika Rix 