Amazon.com: 3M Littmann Cardiology IV Diagnostic Stethoscope, Rainbow-Finish Chest Piece, Black Tube, Stem and Headset, 27 Inch & Classic III Monitoring Stethoscope, Rainbow-Finish, Caribbean Blue Tube, 27 Inch : Industrial & Scientific
3M Healthcare Littmann Cardiology IV Diagnostic Stethoscopes - 3M Litt — Grayline Medical
3M Littmann Cardiology IV Stethoscope, 27", Standard Finish
Amazon.com: 3M Littmann Cardiology IV Diagnostic Stethoscope, Standard-Finish Chest Piece, Raspberry Tube, Stainless Stem and Headset, 27 Inch, 6158 & 40007 Stethoscope Identification Tag, Black : Industrial & Scientific
3M Littmann Cardiology IV with Special Finishes | Marketlab