Observing comets
James, N and North, G
Observing comets N. James and G. North - London Springer 2003 - x, 234p. - Patrick Moore's Practical Astronomy Series .
0-85233-557-2
Astrometry
Cometary Photometry
Comets- Amateur's Manuals
Comets- Observer's Manulas
523.6 / JAM
Observing comets N. James and G. North - London Springer 2003 - x, 234p. - Patrick Moore's Practical Astronomy Series .
0-85233-557-2
Astrometry
Cometary Photometry
Comets- Amateur's Manuals
Comets- Observer's Manulas
523.6 / JAM