using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var list1 = new List<A>() { new A { SomeProp1 = 1, SomeProp2 = "A" }, new A { SomeProp1 = 2, SomeProp2 = "B" } };

        var list2 = list1.Select(x => new { Prop1 = x.SomeProp1, Prop2 = x.SomeProp2 });

        foreach (var l in list2)

            Console.WriteLine($"{l.Prop1} - {l.Prop2}");

        Console.WriteLine("Hello World");

    }

}

​

public class A 

{

    public int SomeProp1 { get; set; }

    public string SomeProp2 { get; set; }

}

​

public class B

{

    public int Prop1 { get; set; }

    public string Prop2 { get; set; }

}