Sherrod, P. Clay
A complete manual of amateur astronomy tools and techniques for astronomical observations foreword by Leif Robinson P. Clay Sherrod, with Thomas L. Koed - Englewood Cliffs, N.J Prentice-Hall c1981 - xvi, 319 p. ill. 24 cm. - A Spectrum book Phalarope books .
Astronomy--Observers' manuals
522
A complete manual of amateur astronomy tools and techniques for astronomical observations foreword by Leif Robinson P. Clay Sherrod, with Thomas L. Koed - Englewood Cliffs, N.J Prentice-Hall c1981 - xvi, 319 p. ill. 24 cm. - A Spectrum book Phalarope books .
Astronomy--Observers' manuals
522