This auction is for a rare original 1930's-40's vintage oil well mud advertising watch fob, marked: MAGCOBAR - HEAVY MUD WEIGHT - 100 LBS. NET - FOR OIL WELL DRILLING - MAGNET COVE BARIUM CORP. - MALVERN, ARK. - HOUSTON, TEX. - FOR SERVICE CALL MAGCOBAR ANYTIME - HALTOM'S - FORT WORTH - This classic nickel plated fob is die cut to resemble a 100 lb. bag of mud. This fob and the leather strap are in excellent condition appearing just very lightly used. Please zoom in on all pictures for... details. The fob measures 1 3/4" by 1 1/8" and the weight is .7 oz.*As always, no reserve, no buy it now and a very low starting price.*No shipping to Russia, Italy, Germany, China, U.K., Ireland, or other countries that prohibit importation of items considered weapons. If your address is in one of these countries, the Post Office will not accept it. *Check out my other items.* Add me to your favorites.