ackoverflow.com/questions/5324623/functional-o1-append-and-on-iteration-from-first-element-list-data-structure/5327209#5327209
List-like structure naming semantics: http://jackfoxy.com/semantics-and-list-like-data-structures 
			</div>
		
		
		
			<h3 class="section">Properties</h3>
			<ul>
				<li><a href="../FSharpx.Collections/DList`1.htm#Head">Head</a></li>
				<li><a href="../FSharpx.Collections/DList`1.htm#IsEmpty">IsEmpty</a></li>
				<li><a href="../FSharpx.Collections/DList`1.htm#Length">Length</a>