VINTAGE SANS & STREIFFE NO. 312 BAMBOO SLIDE RULE WITH CASE AND INSTRUCTIONS IN ORIGINAL BOX IN VERY GOOD PRE-OWNED CONDITION. PHOTOS ARE PART OF THE DESCRIPTION.  IF YOU HAVE ANY QUESTIONS, FEEL FREE TO ASK.  I DO COMBINE SHIPPING.  SLIDE RULE IS IN VERY GOOD CONDITION. BOX HAS WEAR BUT STILL IN DECENT CONDITION.