MADE BY THE KELLOGG SWITCHBOARD & SUPPLY CO. OF CHICAGO USA. PATENTED DEC. 10, 07 - JAN. 21, 08. ORIGINAL TAG DATES THIS PHONE 16 DEC. 1915. KELLOGG WAS FOUNDED IN 1897. IT SUPPLIED TELEPHONE EQUIPMENT TO THE US MARKET UNTIL AFTER WW2. IN 1958 ITT KELLOGG PROVIDED A GROUND COMMUNICATION SYSTEM FOR COOKE AIR FORCE BASE'S BALLISTIC MISSILES. THE OUTER BOX IS MADE OF DOVETAILED OAK. THE OUTSIDE MEASUREMENTS OF THIS WALL PHONE ARE: 9 INCHES WIDE, 19 INCHES LONG AND 10 1/2 INCHES DEEP. ALL OF THIS PHONE IS ORIGINAL 1. OUTER BELLS 2. RING HANDLE 3.MOUTH AND EAR PIECES WITH ORIGINAL WIREING 4.INTERNAL MAGNETO AND WIREING TELUS INFORMS ME THAT THIS PHONE CAN BE WIRED INTO YOUR LAND LINE AND PEOPLE CAN CALL IN TO YOU.