First known eclipsing binary star, in the northern constellation Perseus

Let's find possible answers to "First known eclipsing binary star, in the northern constellation Perseus" crossword clue. First of all, we will look for a few extra hints for this entry: First known eclipsing binary star, in the northern constellation Perseus. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.