public Header this[
	int index
] { get; set; }

Public Default Property Item ( 
	index As Integer
) As Header
	Get
	Set

// To use the code below, import MailBee namespaces at the top of your code.
using MailBee;
using MailBee.Mime;

// The actual code (put it into a method of your class)

// Load the message from file.
MailMessage msg = new MailMessage();
msg.LoadMessage(@"C:\Docs\TestMail.eml");

for (int i = 0; i < msg.Headers.Count; i++)
{
    Console.WriteLine(string.Format("{0}: {1}", msg.Headers[i].Name, msg.Headers[i].Value));
}

' To use the code below, import MailBee namespaces at the top of your code.
Imports MailBee
Imports MailBee.Mime

' The actual code (put it into a method of your class)

' Load the message from file.
Dim msg As New MailMessage
msg.LoadMessage("C:\Docs\TestMail.eml")

Dim i As Integer
For i = 0 To msg.Headers.Count - 1
    Console.WriteLine(String.Format("{0}: {1}", msg.Headers(i).Name, msg.Headers(i).Value))
Next