Ribbon in the Sky — Dorothy Garlock

RIBBON IN THE SKY
...tells of a love that time could not diminish. Spritely, auburn-haired Letty Pringle had been forbidden by her hell-and-brimstone preacher pa to see Mike Dolan, but the young sweethearts had whispered their vow someday to be man and wife. Then a cruel betrayal tore them apart and left Letty on a windswept Midwestern farm to raise their son alone. Struggling to build a future, over the years she learned to harden her heart to desire...until big, dark-haired Mike marched into town, looking for his woman and his dream--and ready to fight the world to have her in his arms again.