A Plan for Securing Observations of the Variable StarsVARIABLE STARS.Reading editionChapter navigation7 reading sectionsGo to chapterChoose a chapter…A PLANSECURING OBSERVATIONSVARIABLE STARS.A PLANSECURING OBSERVATIONSVARIABLE STARS.OF THE VARIABLE STARS.Previous chapter ←SECURING OBSERVATIONSNext chapter →OF THE VARIABLE STARS.All chapters and sections (7)A PLANSECURING OBSERVATIONSVARIABLE STARS.A PLANSECURING OBSERVATIONSVARIABLE STARS.OF THE VARIABLE STARS.BYEDWARD C. PICKERING,DIRECTOR OF THE HARVARD COLLEGE OBSERVATORY.CAMBRIDGE: JOHN WILSON AND SON. University Press 1882.← SECURING OBSERVATIONSOF THE VARIABLE STARS. →