Sprague Rappaport style stethscope with dual-sided chestpiece, (1) aneroid sphygmomanometer with nylon cuff, (1) name tag, (1) parts bundle, (1) zippered storage case PROFESSIONAL QUALITY ...

Once upon a time, when headphone jacks were far more common, planes typically had dual audio outputs. You can still find them ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.