Ready References
A Guide to Backyard Astronomy
Names of the Stars
Names of Deep-Sky Objects
AAVSO Observing Programs
Variable Stars Explained
Making Variable Star Observations
Laboratory Optical Work
(2000).iso/amsci01/images/info24.jpg)
Ready References A Guide to Backyard Astronomy Names of the Stars Names of Deep-Sky Objects (2000).iso/amsci01/images/observ24.jpg)
AAVSO Observing Programs Variable Stars Explained Making Variable Star Observations (2000).iso/amsci01/images/construct24.jpg)
Laboratory Optical Work