How to use anonymous list as model in an ASP.NET MVC partial view?

I have a list of Contact objects, from which, I just want a subset of attributes. So I used LINQ projection to create an anonymous list and I passed that to a partial view. But when I use that list in partial view, compiler says that it doesn't have those attributes. I tried the simplest case as follow, but still I have no chance to use an anonymous object or list in a partial view.

var model = new { FirstName = "Saeed", LastName = "Neamati" };
return PartialView(model);

And inside partial view, I have:

<h1>Your name is @Model.FirstName @Model.LastName<h1>

But it says that @Model doesn't have FirstName and LastName properties. What's wrong here? When I use @Model, this string would render in browser:

 { Title = "Saeed" }