Snow Angel

Signet Regency, 1991, ISBN 0-451-16973-5

When the widowed Rosamund Hunter and the Earl of Wetherby are stranded together in a snow storm, they indulge in a brief affair that neither expects to affect their future. But when they meet unexpectedly again, the earl is betrothed to Rosamund's niece and the affair comes back to haunt them both.

Snow Angel by Mary Balogh