Crazy Old Postcards Showing Women Proposing to Men During Leap Year By L.V. Anderson Doublex Posted Tuesday, Feb. 28, 2012, at 11:05 AM Tweet Want more of your favorite content on the MSN homepage? Try the news, sports or entertainment editons. Tweet MYSLATE Save this story. Follow all Doublex articles. Follow the Double X section. Follow stories by L.V. Anderson. MySlate is a new tool that lets you track your favorite parts of Slate. You can follow authors and sections, track comment threads you're interested in, and more. Click here to load comments.