Not likely to find another image on the internet of this antique solid oak rolodex that holds full size office files. Check the attached photos,the oak dome top closes to cover the spinning rolodex wheel that holds the files. All the patent info from the person that invented this piece available. Asking $150,to view visit Antiques & More at 71 Dickson Street (Galt) Cambridge across from city or call either 519-240-6945 or 519-998-0795. FREE LOCAL DELIVERY,please check our other many ads.