Вывести значения коллекции в другом потоке - C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Threading;
 
namespace dz1
{
    class ThreadCollection
    {
        public string nameThreadCol { get; set; }
 
        public ThreadCollection(string nameThreadCol)
        {
            this.nameThreadCol = nameThreadCol;
        }
 
        public override string ToString()
        {
            return nameThreadCol;
        }
    }
 
    class Program
    {
        static void Main(string[] args)
        {
            List<ThreadCollection> lTh = new List<ThreadCollection>();
            lTh.Add(new ThreadCollection("один"));
            lTh.Add(new ThreadCollection("два"));
            lTh.Add(new ThreadCollection("три")); 
 
            Thread newThread = new Thread(new ThreadStart(delegate ()
            {
                Console.WriteLine("Содержание коллекции");
                foreach (ThreadCollection col in lTh)
                {
                    Console.WriteLine(" " + col);
                }
            }
            ));
            Thread.Sleep(5000);
        }
    }
}