R Coronae Borealis light curves
by Janet A. Mattei, Elizabeth O. Waagen, E. Grant Foster
CatalogsR Coronae Borealis starsVariable starsAstronomy - GeneralScience
Writing a summary for young readers…
For young readers
Book data: Open Library
by Janet A. Mattei, Elizabeth O. Waagen, E. Grant Foster
Book data: Open Library