1
by Harland, David M.
Published 2007
Praxis
Subjects: ...Astronomy / Observations...

2
by Harland, David M., Harvey, Brian
Published 2008
Praxis
Subjects: ...Astronomy / Observations...

3
by Harland, David M.
Published 2011
Praxis
Subjects: ...Astronomy, Observations and Techniques...

4
by Harland, David M.
Published 2005
Praxis
Subjects: ...Astronomy / Observations...

5
by Harland, David M.
Published 2007
Praxis
Subjects: ...Astronomy / Observations...

6
by Ulivi, Paolo, Harland, David M.
Published 2007
Praxis
Subjects: ...Astronomy / Observations...

7
by Ulivi, Paolo, Harland, David M.
Published 2009
Praxis
Subjects: ...Astronomy / Observations...

8
by Harland, David M.
Published 2005
Praxis
Subjects: ...Astronomy / Observations...

9
by Harland, David M.
Published 2008
Praxis
Subjects: ...Astronomy / Observations...