Amazon.com: 3M Littmann Classic III Stethoscope, Black Edition Chestpiece, Black Tube, 27 inch, 5803 and Primacare DL-9325 Reusable LED Penlight with Pupil Gauge bundle : Industrial & Scientific
Amazon.com: Customer reviews: 3M 2450 Littmann Lightweight II S.E. Stethoscope, 28" Black Tube
Amazon.com: Customer reviews: 3M 2450 Littmann Lightweight II S.E. Stethoscope, 28" Black Tube