Ready References
A Guide to Backyard Astronomy
Time and the Amateur Astronomer
Latitude is Everything
Activity: Estimating Magnitudes
Activity: Observing Delta Cephei
Optical Instruments
Notes on the Construction and Design of Instruments and Apparatus
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Ready References (2000).iso/amsci01/images/data24.jpg){kind=small}
Time and the Amateur Astronomer (2000).iso/amsci01/images/observ24.jpg){kind=small}
Activity: Estimating Magnitudes Activity: Observing Delta Cephei (2000).iso/amsci01/images/construct24.jpg){kind=small}
Notes on the Construction and Design of Instruments and Apparatus