This pattern is for a “spider web” filet crochet tablecloth. It calls for 18 balls of Art. B.34, size 30, mercerized crochet cotton in while, ecru or cream, or for 25 balls of any color (yardage was less for the colored thread.) The pattern was published in 1972 (or earlier).
This pattern was formerly available at Celt’s Vintage Crochet: http://www.angelfire.com/folk/celtwich/WebInCorner.html
Note: The archived link below is included for reference; the charts needed to make the design were not preserved.